Signatures
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System Signatures And Their Applications In Engineering Reliability
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Author : Francisco J. Samaniego
language : en
Publisher: Springer Science & Business Media
Release Date : 2007-09-04
System Signatures And Their Applications In Engineering Reliability written by Francisco J. Samaniego and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 2007-09-04 with Technology & Engineering categories.
Since the introduction of system signatures in Francisco Samaniego’s 1985 paper, the properties of this technical concept have been examined, tested and proven in a wide variety of systems applications. Based on the practical and research success in building reliability into systems with system signatures, this is the first book treatment of the approach. Its purpose is to provide guidance on how reliability problems might be structured, modeled and solved.
Ink Identity The Power Of Your Signature
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Author : SHIKHAR SINGH (THE ZENITH)
language : en
Publisher: APEX INFO
Release Date : 2025-01-07
Ink Identity The Power Of Your Signature written by SHIKHAR SINGH (THE ZENITH) and has been published by APEX INFO this book supported file pdf, txt, epub, kindle and other format this book has been release on 2025-01-07 with Self-Help categories.
"Ink & Identity: The Power of Your Signature" delves into the fascinating world of signatures, exploring the profound impact they have on our lives, identities, and the way we are perceived by the world. This captivating book takes readers on a journey through history, art, and psychology to unravel the secrets behind the seemingly simple act of signing one's name. From the signatures of historical figures that shaped nations to the modern-day implications of digital signatures, the book uncovers how this unique form of self-expression plays a pivotal role in defining our individuality and authenticity. With insightful anecdotes, expert analysis, and practical advice, "Ink & Identity" reveals the hidden influence of your signature and empowers you to wield its power to your advantage. This compelling exploration of the signature's significance will forever change the way you view your own name and the remarkable influence it holds in shaping your identity and legacy
Multiple Signatures
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Author : Michael Rock
language : en
Publisher: Rizzoli International Publications
Release Date : 2013
Multiple Signatures written by Michael Rock and has been published by Rizzoli International Publications this book supported file pdf, txt, epub, kindle and other format this book has been release on 2013 with Art categories.
This book explores the diverse voices and disciplines that comprise the process of graphic design through the lens of authorship, criticism, projects, and collaborations. It includes essays, interviews, diagrams, annotations, illustrated lectures and case studies from Michael Rock and contributors such as Susan Sellers, Georgie Stout, Rem Koolhaas, Mark Wigley, Paul Elliman, Enrique Walker, Rick Poynor and Lucia Allais among many others. Multiple Signatures examines all aspects of contemporary visual culture from branding and authorship to urban screens, conspiracy theory and t-shirt design.
Electronic Signatures In Law
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Author : Stephen Mason
language : en
Publisher: Cambridge University Press
Release Date : 2012-01-26
Electronic Signatures In Law written by Stephen Mason and has been published by Cambridge University Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2012-01-26 with Business & Economics categories.
Using case law from multiple jurisdictions, Stephen Mason examines the nature and legal bearing of electronic signatures.
The Gentleman S Magazine And Historical Chronicle For The Year
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Author :
language : en
Publisher:
Release Date : 1835
The Gentleman S Magazine And Historical Chronicle For The Year written by and has been published by this book supported file pdf, txt, epub, kindle and other format this book has been release on 1835 with English essays categories.
The Signature Tradition
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Author : Amelia Khatri
language : en
Publisher: Publifye AS
Release Date : 2025-02-12
The Signature Tradition written by Amelia Khatri and has been published by Publifye AS this book supported file pdf, txt, epub, kindle and other format this book has been release on 2025-02-12 with History categories.
""The Signature Tradition"" explores the fascinating journey of signatures, from ancient marks to digital authentication, highlighting their evolution as reflections of societal norms and technological progress. The book examines how signatures transitioned from simple identifiers to legally binding declarations, and now to digital methods, prompting a shift in how we establish trust and verify identity. Intriguingly, the history reveals how a signature's legal weight has varied across different periods, reflecting evolving societal needs for establishing accountability. The book unfolds by first introducing the historical context of signatures, establishing them as cultural artifacts. It then explores the legal framework, examining their role in contracts and official documents, and the implications of forgery. Finally, it focuses on the rise of digital authentication technologies like biometrics and blockchain, analyzing their advantages and legal challenges. By blending historical analysis, legal interpretation, and technological forecasting, ""The Signature Tradition"" offers a comprehensive understanding of the signature's past, present, and future. It's a valuable resource for anyone interested in the intersection of law, technology, and identity.
Progress In Automatic Signature Verification
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Author : Rjean Plamondon
language : en
Publisher: World Scientific
Release Date : 1994
Progress In Automatic Signature Verification written by Rjean Plamondon and has been published by World Scientific this book supported file pdf, txt, epub, kindle and other format this book has been release on 1994 with Computers categories.
This volume highlights some of the multidisciplinary aspects of automatic signature verification. The first two chapters serve as an introduction. The first constitutes a review of the literature of the past five years. The second addresses the problem of parallel strategies to construct and optimize feature vectors to describe a signature. The remaining six chapters are divided into two sections: research on static systems and research on dynamic systems. The section on off-line systems describes a system, based on cooperative neural networks for the automatic processing of signatures on checks, for background removal as well as a model-based system that segments the signature into elements which are then processed locally and globally to evaluate the similarity between two specimens. The three papers on on-line systems compare three verification methods, based on statistical models of signature features using the same benchmark, describe a step-wise verification method based on the analysis of the signature components and describe the different design phases of an operational system, focusing on the various decisions that have to be made throughout the development of such a prototype.
Digital Signature Algorithm Learn By Examples With Python And Tkinter
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Author : Vivian Siahaan
language : en
Publisher: BALIGE PUBLISHING
Release Date : 2024-09-17
Digital Signature Algorithm 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 2024-09-17 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. The project is designed as a user-friendly Tkinter-based GUI application, with three main functionalities: key generation, file signing, and signature verification. Users can generate DSA key pairs in the "Generate Keys" tab, sign files in the "Sign File" tab, and verify signatures in the "Verify Signature" tab. By providing an intuitive interface, this application enables users to efficiently manage cryptographic operations, ensuring data security and authenticity without needing to understand low-level cryptographic details. Project 7 and 8 focuses on creating and securing synthetic financial datasets to ensure data integrity. It combines data generation, digital signing, and signature verification to authenticate and protect financial records. The primary goals are to generate realistic financial data, secure it with digital signatures, and verify these signatures to detect tampering or corruption. The project involves generating a synthetic dataset with multiple columns such as transaction IDs, account numbers, amounts, currencies, timestamps, and transaction types. DSA keys are then generated for signing and verification, with the private key used for signing each entry in the dataset. These signatures are saved separately, allowing verification using the public key. This process ensures that any unauthorized changes to the data are detected, demonstrating a secure approach to data handling in financial applications. Project 9 and 10 combines the Digital Signature Algorithm (DSA) with Least Significant Bit (LSB) steganography to securely hide a signed message within an image. First, DSA keys are generated and used to sign a message, ensuring its authenticity and integrity. The signed message is then embedded into an image using LSB steganography, where the least significant bits of the image pixels' red channel are altered to include the binary representation of the message and its signature. To extract and verify the hidden data, the code retrieves the embedded bits from the image and reconstructs the original message. It then uses the public DSA key to verify the signature, confirming the message's authenticity. This integration of cryptographic signing with steganography provides a secure method to conceal and authenticate sensitive information within an image file. Project 11 and 12 provides a workflow for encrypting and hiding data using RSA and DSA cryptographic algorithms, along with steganography. It begins with generating RSA and DSA keys, then encrypts a message using RSA and signs it with a DSA private key, ensuring confidentiality and authenticity. The encrypted and signed data is embedded into an image using Least Significant Bit (LSB) steganography, altering the pixel values to include the hidden information. The process continues by extracting the hidden data from the image, verifying its integrity using the DSA signature, and decrypting the message with the RSA private key. This approach demonstrates a secure method of combining encryption, digital signatures, and steganography to protect and authenticate sensitive data, making it a robust solution for secure data transmission.
Applied Cryptography And Network Security
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Author : Jianying Zhou
language : en
Publisher: Springer Science & Business Media
Release Date : 2010-06-09
Applied Cryptography And Network Security written by Jianying Zhou and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 2010-06-09 with Business & Economics categories.
This book constitutes the proceedings of the 8th International Conference on Applied Cryptography and Network Security, ACNS 2010, held in Beijing, China, in June 2010. The 32 papers presented in this volume were carefully reviewed and selected from 178 submissions. The papers are divided in topical sections on public key encryption, digital signature, block ciphers and hash functions, side-channel attacks, zero knowledge and multi-party protocols, key management, authentication and identification, privacy and anonymity, RFID security and privacy, and internet security.
The United Nations Convention On The Use Of Electronic Communications In International Contracts
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Author : Amelia H. Boss
language : en
Publisher: Kluwer Law International B.V.
Release Date : 2008-01-01
The United Nations Convention On The Use Of Electronic Communications In International Contracts written by Amelia H. Boss and has been published by Kluwer Law International B.V. this book supported file pdf, txt, epub, kindle and other format this book has been release on 2008-01-01 with Law categories.
Error in electronic communications; and problems of identity and data integrity. Several authors provide in-depth analysis of the interaction between ECC provisions and other relevant legal regimes (including the United States, ASEAN, the EU, Sri Lanka, India, and China), as well as the interrelations between the ECC and ICC rules, rules under the CISG, and the trade usages of the lex mercatoria. The various contributors highlight issues arising from each ECC provision, and provide well-informed insight into how remaining problems are likely to be resolved as the Convention enters into force. Stakeholders from all concerned sectors of the legal community businesspersons and their counsel, IGO and government officials, and academics will benefit greatly from the detailed information, analysis, and guidance offered here.