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Implementation of Cryptographic Algorithms: AES, 3DES, RSA, SM2, SM3, SM4

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Implementation of Cryptographic Algorithms: AES, 3DES, RSA, SM2, SM3, SM4

Click the blue text above “Programming Diary” to follow below National secret algorithms: These are algorithms independently developed by our country to reduce excessive reliance on foreign technology. National secret refers to the domestic cryptographic algorithms recognized by the National Cryptography Administration. The following is the specific correspondence: Symmetric algorithms: AES, DES, SM4 Asymmetric algorithms: … Read more

Understanding Cryptographic Algorithms: ECC vs RSA

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Understanding Cryptographic Algorithms: ECC vs RSA

1. Background According to records, the ancient Greeks invented substitution ciphers around 400 BC. The world’s first telephone secrecy patent appeared in 1881. During World War II, the German military used the “Enigma” cipher machine, and cryptography played a very important role in the war. With the development of information and digital society, people’s awareness … Read more

Mastering PyCrypto: Secure Your Data with Python

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Mastering PyCrypto: Secure Your Data with Python

Click the “Blue Word” to Follow Us Mastering the PyCrypto Library for Enhanced Data Security! When writing code, we often encounter sensitive data that needs to be encrypted for protection. If we talk about the most user-friendly encryption library in Python, it has to be PyCrypto. This tool is like a Swiss Army knife in … Read more

Comprehensive Guide to Cryptography Library in Python

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Comprehensive Guide to Cryptography Library in Python

Click the blue words to follow us Beginner: Jing Ge, I’ve been researching data security recently and heard that Python has a great library called cryptography. Can you tell me how to use it? It seems a bit complicated, and I don’t know where to start. Jing Ge: No problem! The cryptography library is indeed … Read more

Double Encryption Efficiency with Cursor in Two Hours

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Double Encryption Efficiency with Cursor in Two Hours

Click the blue words to follow us 1. Origin As a developer focused on AI-assisted programming for ten years, I deeply understand the importance of encryption algorithms for project security. In daily development, various encryption and decryption functions are often needed, but traditional programming methods usually require referencing a lot of documentation and worrying about … Read more

Summary of Side-Channel and Fault Injection Attacks

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Summary of Side-Channel and Fault Injection Attacks

This article is contributed by the ChaMd5 Security Team IOT Group. This is a summary of the theoretical knowledge learned recently about side-channel attacks and fault injection. If there are any mistakes or areas for improvement, I hope experts will correct me. First, let’s introduce several common encryption algorithms. Encryption Algorithms RSA Encryption Algorithm RSA … Read more

Constructing an Oscilloscope with Fault Injection: Simple/Related Fault Attacks on Cryptographic Algorithms

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Constructing an Oscilloscope with Fault Injection: Simple/Related Fault Attacks on Cryptographic Algorithms

Is there an inherent connection between passive side-channel analysis and active fault injection? Author | Shuyuan Editor | Pan Qizhi Background Introduction Side-channel analysis of cryptographic algorithms refers to the process of inferring intermediate values of cryptographic operations by collecting and analyzing the physical information leaked by cryptographic chips during computation, thereby recovering the keys. … Read more

Java Encryption and Decryption: Implementation of Encryption Algorithms

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Java Encryption and Decryption: Implementation of Encryption Algorithms

Click the above to follow us! Java Encryption and Decryption: Implementation of Encryption Algorithms Want to learn some knowledge about encryption and decryption? Today, let’s talk about encryption and decryption in Java. To be honest, it sounds quite advanced, but it’s not that difficult. Follow my steps, and I guarantee you can master it easily. … Read more

Analysis and Summary of Common Ransomware Encryption Algorithms

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Analysis and Summary of Common Ransomware Encryption Algorithms

1. Introduction 1.1 Ransomware Ransomware is a type of malicious software that runs on computers, kidnapping user files and rendering user data assets or computing resources unusable, and extorting money from users as a condition for restoring access. These user data assets include various files such as documents, databases, source code, images, and compressed files. … Read more

Commonly Used Encryption Algorithms in C#

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Commonly Used Encryption Algorithms in C#

Follow “Script Home” and join millions of developers Author | kiba518 Produced by | Script Home (ID: jb51net) Introduction This article mainly explains the commonly used encryption algorithms in C#. MD5 Encryption MD5 encryption is the most common encryption method. Since MD5 is irreversible, many systems store passwords using MD5 encryption. Although MD5 cannot be … Read more