Cryptography

Cryptographic Algorithms Unveiled: Balancing Security and Efficiency

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Cryptographic Algorithms Unveiled: Balancing Security and Efficiency

1. Overview of Cryptographic Algorithms Cryptographic algorithms play a crucial role in today’s digital age. With the rapid transmission and storage of information, protecting data security and privacy has become a top priority. Cryptographic algorithms are mainly divided into three categories: symmetric encryption, asymmetric encryption, and hashing algorithms. Symmetric encryption algorithms are an early and … Read more

Overview of Cybersecurity and Cryptographic Algorithms

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Overview of Cybersecurity and Cryptographic Algorithms

Author: Dou Er Bi’s Daily Link: https://www.jianshu.com/p/05a0f2ec935b Security prevention technologies established and adopted for data processing systems to protect computer hardware, software, and data from accidental and malicious destruction, alteration, and leakage. Main Cybersecurity Threats • Unauthorized access • Information leakage or loss • Data integrity destruction • Denial of Service (DoS) attacks • Spreading … Read more

The Race Between Cryptography and Quantum Computing

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The Race Between Cryptography and Quantum Computing

Author: Kelsey Houston-Edwards“Guangming Daily” (November 7, 2024, Page 14)   The advent of future quantum computers will threaten the security of all classical encrypted information, and cryptographers are racing against time to develop encryption algorithms that can confound quantum computers. Rapidly Developing Quantum Computers   Digital security experts worldwide are focusing on the Quantum Year Clock (Y2Q … Read more

Understanding Elliptic Curve Cryptography Assignments

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Understanding Elliptic Curve Cryptography Assignments

Created: 2023-12-08 14:17 https://scz.617.cn/misc/202312081417.txt A few days ago, I recommended Andrea Corbellini’s series on elliptic curve cryptography, which consists of four articles that are very exciting and easy to understand. https://andrea.corbellini.name/2015/05/17/elliptic-curve-cryptography-a-gentle-introduction/ https://andrea.corbellini.name/2015/05/23/elliptic-curve-cryptography-finite-fields-and-discrete-logarithms/ https://andrea.corbellini.name/2015/05/30/elliptic-curve-cryptography-ecdh-and-ecdsa/ https://andrea.corbellini.name/2015/06/08/elliptic-curve-cryptography-breaking-security-and-a-comparison-with-rsa/ Many people have shared and saved these articles, but from my twenty years of experience, the vast majority are just “sharing … Read more

Mastering Encryption Algorithms: Using Crypto++ in C++

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Mastering Encryption Algorithms: Using Crypto++ in C++

Crypto++: A Powerful Encryption Library in C++ Crypto++ is an efficient and feature-rich encryption library widely used for implementing data encryption, digital signatures, cryptographic protocols, and more. It offers a plethora of encryption algorithms, including symmetric encryption, asymmetric encryption, hashing algorithms, and digital certificate management. As an open-source project, the flexibility and extensibility of Crypto++ … Read more

PyCrypto: A Python Library for Cryptographic Algorithms

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PyCrypto: A Python Library for Cryptographic Algorithms

In the information age, the security of data has become increasingly important. Whether it is personal data, corporate secrets, or bank transaction records, ensuring they are not maliciously accessed or tampered with is a concern for everyone. Cryptography, as the cornerstone of data security, plays a crucial role. Today, we will explore a powerful and … Read more

Cracking GSM A5 Encryption With Ordinary Hardware

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Cracking GSM A5 Encryption With Ordinary Hardware

If you are still using GSM phones based on earlier signal standards, you better be a bit cautious while using your phone. According to recent reports from foreign media, security researchers have found that they only need to use three NVIDIA GeForce GTX690 graphics cards (GPU) to crack the GSM A5 encryption algorithm. What Is … Read more

How to Write a C++ Program to Output Prime Numbers

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How to Write a C++ Program to Output Prime Numbers

Hello everyone! Today we will explore an interesting and practical C++ programming topic: how to write a program to output all prime numbers between 1 and 100. Prime numbers are a very important concept in mathematics; understanding them enhances our programming skills and deepens our understanding of mathematics. Are you ready? Let’s start this journey! … Read more

Analysis of Side-Channel Attack Testing on Talosec Hardware Wallet Part 1

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Analysis of Side-Channel Attack Testing on Talosec Hardware Wallet Part 1

This article is a featured article from the Kanxue Forum. Author ID on Kanxue Forum: LunaYoung Talosec Core Team: Wang An, Yang Xiaoya We conducted a security assessment of an open-source hardware wallet using side-channel analysis. This wallet’s chip is based on the ARM-Cortex-M4 core, which uses the Elliptic Curve Digital Signature Algorithm (ECDSA) for … Read more

Hardware Solutions for Privacy Computing: Trusted Execution Environment (TEE)

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Hardware Solutions for Privacy Computing: Trusted Execution Environment (TEE)

Machine Heart Column Shenzhen Insight Wisdom Technology Co., Ltd. This article explains and organizes the concept definition and development context of the Trusted Execution Environment (TEE), analyzes the comparison between TEE and cryptographic-based privacy protection technologies, and discusses its application in federated learning, finally introducing the existing frameworks and related applications of TEE. With the … Read more