Symmetric Key Cryptography With Python And Tkinter
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Symmetric Key Cryptography With Python And Tkinter
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Author : Vivian Siahaan
language : en
Publisher: BALIGE PUBLISHING
Release Date : 2024-08-24
Symmetric Key Cryptography With Python And Tkinter written by Vivian Siahaan and has been published by BALIGE PUBLISHING this book supported file pdf, txt, epub, kindle and other format this book has been release on 2024-08-24 with Computers categories.
In the evolving landscape of data security, encryption algorithms play a crucial role in safeguarding sensitive information. This book delves into several prominent encryption algorithms, including AES, DES, 3DES, Blowfish, and CAST. Each algorithm offers unique strengths and is suitable for different use cases. Advanced Encryption Standard (AES) stands out for its robust security and efficiency, making it a preferred choice for many modern applications. Data Encryption Standard (DES), while historically significant, has largely been replaced by Triple DES (3DES), which enhances DES's security by applying it multiple times. Blowfish, a versatile and fast cipher, and CAST, known for its flexibility in key lengths, are also explored for their practical applications in various security scenarios. To provide a hands-on approach, this book includes detailed Python examples and Tkinter-based graphical user interfaces for each encryption algorithm. These practical examples illustrate how to implement these ciphers in real-world applications, from basic encryption and decryption processes to more complex use cases involving secure data handling and user interaction. Through these examples, readers will gain a comprehensive understanding of both the theoretical and practical aspects of encryption, empowering them to implement secure solutions tailored to their specific needs. In chapter two, we discussed the development of a Tkinter-based GUI application for AES encryption and decryption of synthetic data. The application consists of multiple tabs: one for displaying original data, one for showing encrypted data, another for decrypted data, and a fourth for entering and managing passwords. Key functionalities include generating a synthetic dataset with various attributes like UserID, Name, and Email, encrypting and decrypting this data using AES encryption in GCM mode, and displaying the results in a ttk.Treeview. The application also features password management, allowing users to set a password, generate an encryption key from it, and update the displays accordingly. The code includes several methods for data encryption and decryption, key derivation, and DataFrame management. The generate_data_intelligence_dataset method creates synthetic data, while encrypt_data and decrypt_data methods handle AES encryption and decryption. The update_displays method updates the DataFrame with encrypted and decrypted data and saves these to Excel files. The display_dataframe method dynamically displays DataFrames in the Tkinter GUI, with alternating row colors for better readability. This session detailed how each part of the code contributes to creating a rich and interactive application for handling encrypted data. In chapter three, we explored a detailed Tkinter application designed for managing and visualizing Bitcoin transaction data. The application generates synthetic data including wallet addresses, transaction types, dates, Bitcoin amounts, and their USD equivalents. Users enter an 8-byte DES key to encrypt Bitcoin amounts using DES encryption. The encrypted data is displayed in a tab within the Tkinter GUI, and users can view a histogram showing the distribution of Bitcoin amounts, both before and after encryption. The application leverages various Python libraries: tkinter for the GUI, pandas for data manipulation, Crypto.Cipher.DES for encryption, and matplotlib for plotting. Key functions include generating synthetic Bitcoin data, encrypting data with DES, and visualizing data distributions. The GUI is structured with tabs for entering the password, viewing original and encrypted data, and displaying distribution graphs. The session detailed how each function works, from generating Bitcoin addresses and transaction data to encrypting and decrypting data and plotting results. In chapter four, we discussed a Python code that integrates a Tkinter GUI with Triple DES (3DES) encryption and SQLite database management. The code encompasses the setup of an SQLite database, encryption and decryption of transaction data using 3DES, and functions for saving and retrieving encrypted transaction records. Key functions include generating a 3DES key, encrypting and decrypting data with appropriate padding, and handling database operations with retry logic to manage potential locking issues. We explored the database setup with table creation, and transaction management, and incorporated robust error handling to ensure reliable operation. The GUI implementation leverages Tkinter for user interaction and display, including functions to generate 3DES keys, handle encryption/decryption operations, and manage transaction records in an SQLite database. The session covered detailed explanations of how each part of the code operates, from database setup and key generation to data encryption/decryption and transaction storage. This comprehensive approach ensures secure handling of sensitive data and integrates encryption functionalities within a user-friendly interface, demonstrating practical applications of cryptographic techniques in a real-world scenario. In chapter five, we detailed a Python script using Tkinter for a secure cloud storage application leveraging Blowfish encryption. The script includes several core functionalities: user authentication, file upload and download, and cryptographic operations. Key aspects include helper functions for generating and verifying HMACs, as well as Blowfish encryption and decryption. The GUI is organized into tabs for user login/register, file upload, file download, and logs. Functions are defined to handle file selection, encryption, upload, HMAC generation, and downloading, ensuring that data integrity is maintained through HMAC verification and secure file handling. The Tkinter-based GUI is designed to provide a user-friendly interface for interacting with the secure cloud storage system. The SecureCloudStorageApp class initializes and configures the GUI with tabs for different functionalities. It manages user login, registration, file selection, and storage operations. The application supports encryption and decryption of files, storing encrypted data and HMACs, and provides feedback through a log and message boxes. This setup ensures secure data handling and user management, integrating cryptographic functions seamlessly into a functional application interface. In chapter six, we discussed and refined a Python script for managing file encryption and decryption using the CAST cipher, implemented with a Tkinter graphical user interface (GUI). The script includes functions for generating encryption keys, encrypting and decrypting files, and handling file uploads and downloads. It also features user authentication and registration mechanisms, utilizing bcrypt for password hashing and checking. The GUI allows users to perform these actions through a series of buttons and input fields, with status updates and error messages displayed in a scrollable text area. We further improved the script by adding error handling for file operations and ensuring proper file path management. Enhancements included better user feedback through message boxes for errors related to file reading, JSON decoding, and user actions. These improvements aimed to make the application more robust and user-friendly, ensuring reliable file management and secure encryption practices. The final version also addressed exceptions and edge cases to enhance the overall reliability and functionality of the Tkinter-based application.
Elliptic Curve Cryptography Ecc Key Generation Encryption Decryption And Digital Signatures Learn By Examples With Python And Tkinter
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Author : Vivian Siahaan
language : en
Publisher: BALIGE PUBLISHING
Release Date : 2024-08-30
Elliptic Curve Cryptography Ecc Key Generation Encryption Decryption And Digital Signatures Learn By Examples With Python And Tkinter written by Vivian Siahaan and has been published by BALIGE PUBLISHING this book supported file pdf, txt, epub, kindle and other format this book has been release on 2024-08-30 with Computers categories.
This book is dedicated to the development of a sophisticated and feature-rich Tkinter GUI that leverages Elliptic Curve Cryptography (ECC) for various cryptographic operations, including key generation, encryption, decryption, signing, and verifying data. The primary goal is to create an interactive application that allows users to perform these operations on synthetic financial data, demonstrating the practical use of ECC in securing sensitive information. The GUI is meticulously designed with multiple tabs, each corresponding to a different cryptographic function, enabling users to navigate through key generation, data encryption/decryption, and digital signature processes seamlessly. The GUI starts with the key generation tab, where users can generate ECC key pairs. These key pairs are essential for the subsequent encryption and signing operations. The GUI provides feedback on the generated keys, displaying the public and private keys in hexadecimal format. This feature is crucial for understanding the foundational role of ECC in modern cryptography, where small key sizes provide strong security. The key generation process also highlights the advantages of ECC over traditional RSA, particularly in terms of efficiency and security per bit length. In the encryption and decryption tab, the GUI enables users to encrypt synthetic financial data using the previously generated ECC keys. The encryption process is performed using AES in Cipher Feedback (CFB) mode, with the AES key derived from the ECC private key through key derivation functions. This setup showcases the hybrid approach where ECC is used for key exchange or key derivation, and AES is employed for the actual encryption of data. The GUI displays the generated ciphertext in a hexadecimal format, along with the Initialization Vector (IV) used in the encryption process, providing a clear view of how the encrypted data is structured. The signing and verifying tab demonstrates the use of ECC for digital signatures. Here, users can sign the synthetic financial data using the ECDSA (Elliptic Curve Digital Signature Algorithm), a widely recognized algorithm for ensuring data integrity and authenticity. The GUI displays the generated digital signature in hexadecimal format, offering insights into how ECC is applied in real-world scenarios like secure messaging and digital certificates. The verification process, where the signature is checked against the original data using the ECC public key, is also integrated into the GUI, emphasizing the importance of digital signatures in verifying data authenticity. The synthetic financial data used in these operations is generated within the GUI, simulating transaction records that include fields such as transaction ID, account number, amount, currency, timestamp, and transaction type. This dataset is crucial for demonstrating the encryption and signing processes in a context that mirrors real-world financial systems. By encrypting and signing this data, users can understand how ECC can be applied to protect sensitive information in financial transactions, ensuring both confidentiality and integrity. Finally, the GUI’s design incorporates user-friendly elements such as scrolled text widgets for displaying long hexadecimal outputs, entry fields for user inputs, and clear labels for guiding the user through each cryptographic operation. The application provides a comprehensive and interactive learning experience, allowing users to explore the intricacies of ECC in a controlled environment. By integrating ECC with AES for encryption and ECDSA for signing, the GUI offers a practical demonstration of how modern cryptographic techniques can be combined to secure data, making it an invaluable tool for anyone looking to understand or teach the principles of ECC-based cryptography.
Image Steganography Least Significant Bit Lsb With Aes Des Rsa Ecc And Elgamal Cryptosystem Learn By Examples With Python And Tkinter
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Author : Vivian Siahaan
language : en
Publisher: BALIGE PUBLISHING
Release Date : 2024-09-03
Image Steganography Least Significant Bit Lsb With Aes Des Rsa Ecc And Elgamal Cryptosystem Learn By Examples With Python And Tkinter written by Vivian Siahaan and has been published by BALIGE PUBLISHING this book supported file pdf, txt, epub, kindle and other format this book has been release on 2024-09-03 with Computers categories.
In the rapidly evolving field of digital security, image steganography has emerged as a vital technique for embedding secret information within digital images, ensuring both privacy and data integrity. "IMAGE STEGANOGRAPHY: Least Significant Bit (LSB) with AES, DES, RSA, ECC, and ELGAMAL Cryptosystem: LEARN BY EXAMPLES WITH PYTHON AND TKINTER" delves into the intricate world of steganography, exploring how the Least Significant Bit (LSB) method can be employed in conjunction with robust cryptographic algorithms to enhance data concealment. This book provides a comprehensive guide to integrating classic and modern encryption techniques, including AES, DES, RSA, ECC, and ElGamal, within the realm of image steganography. Through practical examples and hands-on projects using Python and Tkinter, readers will gain a deep understanding of how to implement these cryptographic systems to securely encode and decode hidden messages within images. The book is designed to cater to both novices and experienced developers, offering clear explanations, detailed code examples, and user-friendly Tkinter interfaces for building and testing steganographic applications. By the end of this journey, readers will not only master the art of image-based data hiding but also develop a strong foundation in integrating advanced cryptographic methods with real-world applications. Project 1 and 2 successfully combines user-friendly design with effective data concealment techniques. By leveraging the Least Significant Bit (LSB) method, the application allows users to encode and decode text messages within images with ease. The integration of the Python Imaging Library (PIL) for image manipulation and Tkinter for the graphical interface ensures that users can interact with the program effortlessly, focusing on the functionality rather than the underlying technical complexities. The application’s dual-tab interface for encoding and decoding provides a seamless user experience, allowing users to visually compare original and encoded images, and retrieve hidden messages with immediate feedback. As an educational tool, it offers practical insight into the principles of steganography and image processing, making it accessible to individuals with varying levels of technical expertise. Overall, this project demonstrates a successful implementation of steganographic techniques in a user-friendly and interactive format, enhancing both learning and practical application of data concealment methods. Project 3 and 4 successfully merges DES encryption with steganography through a graphical user interface (GUI) to create a practical and secure method for encoding and decoding messages within images. By utilizing the Least Significant Bit (LSB) technique, the application ensures that encrypted messages are subtly embedded in image pixels, preserving the visual integrity of the images while keeping the hidden information discreet and secure. The use of DES encryption enhances the security of the messages, ensuring that only individuals with the correct password can decrypt and access the hidden content. The GUI facilitates an intuitive user experience, allowing users to seamlessly encode and decode messages while providing visual comparisons of the original and encoded images. The application’s error handling and feedback mechanisms ensure a smooth and user-friendly process. Overall, this project not only highlights the effective integration of cryptographic and steganographic techniques but also demonstrates how such technology can be made accessible and practical for secure digital communication. The combination of Tkinter's ease of use and DES encryption's robust security offers a valuable tool for confidential information management. Project 5 and 6 delivers a comprehensive and user-friendly solution for embedding and extracting encrypted messages within images using AES encryption. The application effectively combines advanced cryptographic techniques with steganography to ensure that sensitive information is both securely hidden and easily retrievable. With its intuitive Tkinter-based interface, users can seamlessly encode messages into images and decrypt them with confidence, knowing that their data is protected by robust encryption and concealed through the Least Significant Bit (LSB) technique. By supporting various image formats and providing features for image browsing and saving, the application enhances the user experience while addressing potential errors with informative guidance. As both an educational tool and a practical solution, the ImageSteganographyApp underscores the critical role of integrating data security and privacy measures in digital communications, demonstrating the practical applications of combining cryptography and steganography in a single, accessible platform. Project 7 and 8 delivers a powerful solution for secure communication by combining RSA encryption with image steganography using the Least Significant Bit (LSB) technique. By first encrypting messages with RSA's robust asymmetric algorithm and then embedding the encrypted data within an image, the application ensures that sensitive information is both confidential and covert. The use of RSA provides strong encryption that protects the message from unauthorized access, while LSB steganography discreetly hides the encrypted data, making it nearly invisible to casual observers. The Tkinter-based graphical user interface enhances user accessibility by simplifying complex cryptographic and steganographic processes. Users can generate RSA key pairs, select images for embedding or extracting messages, and manage encryption and decryption tasks through an intuitive interface. This combination of advanced encryption and stealthy data embedding is particularly valuable in fields where secure and unobtrusive communication is critical, such as in government, military, and corporate settings. Overall, the project offers a robust and practical approach to safeguarding sensitive information, blending security and secrecy effectively. Project 9 and 10 showcases an innovative approach to secure communication by integrating Elliptic Curve Cryptography (ECC) with image-based steganography within a Tkinter-based graphical user interface (GUI). The application provides a seamless and secure method for encoding confidential messages into images, leveraging ECC's strong encryption capabilities to ensure message confidentiality while using steganography to discreetly conceal the encrypted data. This dual-layer approach enhances security by not only encrypting the message but also hiding its presence, making unauthorized access significantly more challenging. The user-friendly GUI enhances the overall experience by allowing users to easily generate ECC key pairs, encrypt and embed messages, and decode hidden information without requiring extensive technical knowledge. Supporting various image formats and incorporating additional features like password protection and potential future enhancements, the application is both versatile and robust. Ultimately, this project represents a significant advancement in secure message transmission, offering a practical and accessible tool for safeguarding sensitive information through a combination of advanced cryptographic and steganographic techniques. Project 11 and 12 represents a significant advancement in secure message transmission by seamlessly integrating ElGamal encryption with image-based steganography. The graphical user interface (GUI) developed with Tkinter facilitates a straightforward and intuitive approach to managing cryptographic operations, enabling users to encode and decode messages within images effortlessly. By leveraging the ElGamal algorithm's robust encryption capabilities alongside the subtlety of steganographic techniques, the application offers a comprehensive solution for confidential communication. The practical implementation of this tool demonstrates the powerful synergy between encryption and steganography, making it accessible to users without requiring deep technical expertise. With dedicated tabs for key generation, message encoding, and decoding, the application ensures that users can securely hide and retrieve information while maintaining a user-friendly experience. This project not only highlights the potential of combining these technologies but also serves as a practical example of how advanced cryptographic methods can be effectively applied in real-world scenarios.
Intelligent Data Engineering And Analytics
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Author : Vikrant Bhateja
language : en
Publisher: Springer Nature
Release Date : 2025-03-25
Intelligent Data Engineering And Analytics written by Vikrant Bhateja and has been published by Springer Nature this book supported file pdf, txt, epub, kindle and other format this book has been release on 2025-03-25 with Computers categories.
The book presents the proceedings of the 12th International Conference on Frontiers of Intelligent Computing: Theory and Applications (FICTA 2024), held at Intelligent Systems Research Group (ISRG), London Metropolitan University, London, United Kingdom, during June 6–7, 2024. Researchers, scientists, engineers and practitioners exchange new ideas and experiences in the domain of intelligent computing theories with prospective applications in various engineering disciplines in the book. This book is divided into four volumes. It covers broad areas of information and decision sciences, with papers exploring both the theoretical and practical aspects of data-intensive computing, data mining, evolutionary computation, knowledge management and networks, sensor networks, signal processing, wireless networks, protocols and architectures. This book is a valuable resource for postgraduate students in various engineering disciplines.
Practical Cryptography In Python
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Author : Seth James Nielson
language : en
Publisher: Apress
Release Date : 2019-09-27
Practical Cryptography In Python written by Seth James Nielson and has been published by Apress this book supported file pdf, txt, epub, kindle and other format this book has been release on 2019-09-27 with Computers categories.
Develop a greater intuition for the proper use of cryptography. This book teaches the basics of writing cryptographic algorithms in Python, demystifies cryptographic internals, and demonstrates common ways cryptography is used incorrectly. Cryptography is the lifeblood of the digital world’s security infrastructure. From governments around the world to the average consumer, most communications are protected in some form or another by cryptography. These days, even Google searches are encrypted. Despite its ubiquity, cryptography is easy to misconfigure, misuse, and misunderstand. Developers building cryptographic operations into their applications are not typically experts in the subject, and may not fully grasp the implication of different algorithms, modes, and other parameters. The concepts in this book are largely taught by example, including incorrect uses of cryptography and how "bad" cryptography can be broken. By digging into the guts of cryptography, you can experience what works, what doesn't, and why. What You’ll Learn Understand where cryptography is used, why, and how it gets misused Know what secure hashing is used for and its basic properties Get up to speed on algorithms and modes for block ciphers such as AES, and see how bad configurations break Use message integrity and/or digital signatures to protect messages Utilize modern symmetric ciphers such as AES-GCM and CHACHA Practice the basics of public key cryptography, including ECDSA signatures Discover how RSA encryption can be broken if insecure padding is used Employ TLS connections for secure communications Find out how certificates work and modern improvements such as certificate pinning and certificate transparency (CT) logs Who This Book Is For IT administrators and software developers familiar with Python. Although readers may have some knowledge of cryptography, the book assumes that the reader is starting from scratch.
Digital Signature Algorithm
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Author : Rismon Hasiholan Sianipar
language : en
Publisher: Independently Published
Release Date : 2024-09-17
Digital Signature Algorithm written by Rismon Hasiholan Sianipar and has been published by Independently Published this book supported file pdf, txt, epub, kindle and other format this book has been release on 2024-09-17 with Computers categories.
Project 1 demonstrates generating a DSA (Digital Signature Algorithm) key pair using the cryptography library, where a 2048-bit private key is created and a corresponding public key is derived. The private key is essential for securely signing digital messages, and the public key allows others to verify these signatures. Both keys are serialized into PEM format, making them suitable for storage or transmission. The private key is serialized without encryption (though encryption is optional), while the public key is also serialized for easy sharing and use in cryptographic operations. Project 2 is a DSA (Digital Signature Algorithm) Key Generator application built with Python's tkinter for the GUI and the cryptography library for key generation. It provides an intuitive interface to generate, view, and save 2048-bit DSA key pairs, essential for secure digital signatures. The GUI features two tabs: "Generate Keys" for creating and serializing keys into PEM format, and "View Keys" for displaying them. Users can save the keys as .pem files with ease, supported by robust error handling and success notifications, making the application accessible and practical for secure communication needs. Project 3 demonstrates the process of signing and verifying a message using the Digital Signature Algorithm (DSA) in Python, while ensuring the signature is UTF-8 safe by encoding it in Base64. It begins by generating a DSA private and public key pair with a key size of 2048 bits. A message (in bytes) is then created, which is the data to be signed. The private key is used to generate a digital signature for the message using the SHA-256 hashing algorithm, ensuring the integrity and authenticity of the message. The generated signature, which is binary data, is encoded into Base64 format to make it text-safe and suitable for UTF-8 encoding. To verify the signature, the Base64-encoded signature is first decoded back into its original binary form. The public key is then used to verify the authenticity of the signature by comparing it to the message. If the verification is successful, the message "Signature is valid." is printed; otherwise, an InvalidSignature exception is raised, and the message "Signature is invalid." is displayed. This approach ensures that the digital signature can be safely transmitted or stored as text without data corruption, while still preserving its security properties. Project 4 is a Tkinter-based GUI application for Digital Signature Algorithm (DSA) operations, offering an intuitive interface for generating DSA keys, signing messages, and verifying signatures. It has two main tabs: one for generating and displaying DSA key pairs in PEM format, and another for signing and verifying messages. Users can input a message, sign it with the private key, and view the Base64-encoded signature, or verify a signature against the original message using the public key. The application handles errors gracefully, providing feedback on operations, making it a practical tool for cryptographic tasks. Project 5 and 6 provides a complete implementation for generating, signing, and verifying files using the Digital Signature Algorithm (DSA). It includes functions for creating DSA key pairs, signing file contents, and verifying signatures. The generate_and_save_keys() function generates a private and public key, serializes them to PEM format, and saves them to files. The sign_file() function uses the private key to sign the SHA-256 hash of a file's content, saving the signature in Base64 format. The verify_file_signature() function then verifies this signature using the public key, ensuring the file's authenticity and integrity.
Implementing Cryptography Using Python
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Author : Shannon W. Bray
language : en
Publisher: John Wiley & Sons
Release Date : 2020-08-11
Implementing Cryptography Using Python written by Shannon W. Bray and has been published by John Wiley & Sons this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-08-11 with Computers categories.
Learn to deploy proven cryptographic tools in your applications and services Cryptography is, quite simply, what makes security and privacy in the digital world possible. Tech professionals, including programmers, IT admins, and security analysts, need to understand how cryptography works to protect users, data, and assets. Implementing Cryptography Using Python will teach you the essentials, so you can apply proven cryptographic tools to secure your applications and systems. Because this book uses Python, an easily accessible language that has become one of the standards for cryptography implementation, you’ll be able to quickly learn how to secure applications and data of all kinds. In this easy-to-read guide, well-known cybersecurity expert Shannon Bray walks you through creating secure communications in public channels using public-key cryptography. You’ll also explore methods of authenticating messages to ensure that they haven’t been tampered with in transit. Finally, you’ll learn how to use digital signatures to let others verify the messages sent through your services. Learn how to implement proven cryptographic tools, using easy-to-understand examples written in Python Discover the history of cryptography and understand its critical importance in today’s digital communication systems Work through real-world examples to understand the pros and cons of various authentication methods Protect your end-users and ensure that your applications and systems are using up-to-date cryptography
Hands On Cryptography With Python
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Author : Md Rasid Ali
language : en
Publisher: Orange Education Pvt Ltd
Release Date : 2025-01-15
Hands On Cryptography With Python written by Md Rasid Ali and has been published by Orange Education Pvt Ltd this book supported file pdf, txt, epub, kindle and other format this book has been release on 2025-01-15 with Computers categories.
TAGLINE Master Cryptography with Python: From History to Real-World Implementation. KEY FEATURES ● Learn by building encryption algorithms and secure systems using Python. ● Master everything from basic ciphers to advanced cryptographic solutions. ● Develop the ability to identify and address vulnerabilities in encryption systems. DESCRIPTION Cryptography is the backbone of modern digital security, and Python makes it accessible for everyone. Hands-on Cryptography with Python takes readers from foundational concepts to advanced cryptographic systems, equipping them with both theoretical understanding and practical implementation skills using Python. You’ll begin with setting up the platform and Installation and move on to understanding the basics of cryptography—exploring classic ciphers, their evolution, and their role in secure communication. Next, you’ll advance to Symmetric Key Cryptography and Asymmetric Key Cryptography, learning how to implement encryption algorithms step-by-step with Python. As you progress, you’ll dive into essential cryptographic components like Hashing and Message Integrity, enabling you to safeguard data and verify its authenticity. The book then introduces miscellaneous cryptographic schemes and highlights the principle that “Security is Only as Strong as the Weakest Link”, encouraging you to identify and address vulnerabilities. Toward the final stages, you’ll gain hands-on expertise in TLS Communication, the backbone of secure data exchange on the web. The journey culminates with an exploration of current trends in cryptography, including lightweight cryptography and post-quantum solutions, ensuring you stay ahead in this ever-evolving field. WHAT WILL YOU LEARN ● Understand cryptographic techniques from classical to modern approaches. ● Implement symmetric and asymmetric encryption using Python. ● Design secure systems using hashing and authentication protocols. ● Analyze and apply cryptographic algorithms to security challenges. ● Explore lightweight cryptography and post-quantum solutions. ● Integrate cryptography into IoT and resource-constrained devices. WHO IS THIS BOOK FOR? This book is tailored for security professionals, software developers, researchers and students seeking to implement secure cryptography and secure encryption in real-world applications. It’s also ideal for IoT and embedded systems engineers designing secure solutions for resource-constrained environments, as well as enthusiasts eager to learn about modern cryptography and its practical applications. TABLE OF CONTENTS 1. Platform Setup and Installation 2. Introduction to Cryptography 3. Symmetric Key Cryptography 4. Asymmetric Key Cryptography 5. Hashing 6. Message Integrity 7. Miscellaneous Crypto Schemes 8. Security is Only as Strong as the Weakest Link 9. TLS Communication 10. Latest Trends in Cryptography Index
Hands On Cryptography With Python
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Author : Md Rasid
language : en
Publisher: Orange Education Pvt Limited
Release Date : 2025-01-15
Hands On Cryptography With Python written by Md Rasid and has been published by Orange Education Pvt Limited this book supported file pdf, txt, epub, kindle and other format this book has been release on 2025-01-15 with Computers categories.
Master Cryptography with Python: From History to Real-World Implementation. Key Features● Learn by building encryption algorithms and secure systems using Python.● Master everything from basic ciphers to advanced cryptographic solutions.● Develop the ability to identify and address vulnerabilities in encryption systems. Book DescriptionCryptography is the backbone of modern digital security, and Python makes it accessible for everyone. Hands-on Cryptography with Python takes readers from foundational concepts to advanced cryptographic systems, equipping them with both theoretical understanding and practical implementation skills using Python. You’ll begin with setting up the platform and Installation and move on to understanding the basics of cryptography—exploring classic ciphers, their evolution, and their role in secure communication. Next, you’ll advance to Symmetric Key Cryptography and Asymmetric Key Cryptography, learning how to implement encryption algorithms step-by-step with Python. As you progress, you’ll dive into essential cryptographic components like Hashing and Message Integrity, enabling you to safeguard data and verify its authenticity. The book then introduces miscellaneous cryptographic schemes and highlights the principle that “Security is Only as Strong as the Weakest Link”, encouraging you to identify and address vulnerabilities. Toward the final stages, you’ll gain hands-on expertise in TLS Communication, the backbone of secure data exchange on the web. The journey culminates with an exploration of current trends in cryptography, including lightweight cryptography and post-quantum solutions, ensuring you stay ahead in this ever-evolving field. What you will learn● Understand cryptographic techniques from classical to modern approaches.● Implement symmetric and asymmetric encryption using Python.● Design secure systems using hashing and authentication protocols.● Analyze and apply cryptographic algorithms to security challenges.● Explore lightweight cryptography and post-quantum solutions.● Integrate cryptography into IoT and resource-constrained devices.Table of Contents1. Platform Setup and Installation2. Introduction to Cryptography3. Symmetric Key Cryptography4. Asymmetric Key Cryptography5. Hashing6. Message Integrity7. Miscellaneous Crypto Schemes8. Security is Only as Strong as the Weakest Link9. TLS Communication10. Latest Trends in Cryptography.
Python In Depth
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Author : Ahidjo Ayeva
language : en
Publisher: BPB Publications
Release Date : 2020-10-06
Python In Depth written by Ahidjo Ayeva and has been published by BPB Publications this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-10-06 with Computers categories.
Build it with Python, the popular and batteries-included programming tool Key Features _ Get familiar with the fundamentals of Python. _ Understand the OOP paradigm and learn to write your custom object classes. _ Explore tools and techniques to measure code execution for Performance Optimization. _ Understand how Python is used in the main Cryptographic mechanisms. Description ÒPython In-DepthÓ gives you a detailed presentation of the possibilities for solving everyday problems, even complex ones using Python. You will begin by setting up Python in your system and then learn about the fundamentals of Python so that you have a rock-solid foundation to build upon. You will explore the foundations of Python programming, such as the built-in data types, functions, objects and classes, files, etc. You will then explore the different programming paradigms such as OOP, Functional, and Concurrent, and find the best approach given a situation. You will also learn how to utilize an interchange format to exchange data and understand how to carry out performance optimization, effective debugging, and security, among other techniques. Towards the end, you will enjoy two chapters dedicated to two domains where Python usage is currently very strong: Data Science and Web Development. What will you learn _ Learn how to improve your Python Code Quality. _ Explore the techniques and frameworks for Python GUI Programming. _ Solve Data Science and Machine Learning problems using Python. _ Get familiar with Python web frameworks; Django and Flask. Who this book is for This book is for anyone who is new to Software Development and wants to learn Python. Existing Python users can also use this book for a quick reference for the fundamentals and the features introduced in Python 3.7. Table of Contents 1. Getting Started with Python 2. Program Flow and Error Handling 3. Functions, Modules, and Functional Programming 4. Useful Modules and Libraries 5. Object Orientation 6. Decorators and Iterators 7. Files and Data Persistence 8. Context Managers 9. Performance Optimization 10. Cryptography 11. Concurrent Execution 12. Logging and Debugging 13. Code Style and Quality Assurance 14. Code Packaging and Dependencies 15. GUI Programming 16. Web Development 17. Data Science