Applied Cryptography

Public-key encryption is a cornerstone of modern cybersecurity, enabling secure communication, data protection, and authentication across digital platforms. This article explores the diverse applications of public-key encryption, drawing insights from Read Martin’s Chapter 5: Public-key Encryption, Sections 5.4 to 5.5. Whether you are a cybersecurity professional or an enthusiast, understanding the practical uses of public-key […]

Public key encryption is foundational to secure communications, but it is inherently complex and relatively slow compared to symmetric encryption methods. This article provides a simplified explanation of complexity in cryptographic operations, exploring why public key encryption is more computationally intensive and its implications for real-world applications. What is Complexity in Cryptographic Operations? Complexity in

ElGamal encryption is a foundational public-key cryptography algorithm renowned for its robust security. However, in practical applications, ElGamal as originally defined is rarely used. Instead, its principles are harnessed in more advanced systems like Elliptic Curve Cryptography (ECC). This article explores why ElGamal isn’t commonly implemented in its traditional form and delves into the advantages

ElGamal encryption is a pivotal public-key cryptography algorithm that offers robust security for digital communications. While not as widely adopted as RSA, ElGamal forms the foundation for more advanced systems like Elliptic Curve Cryptography (ECC). This article explores the intricacies of ElGamal encryption and decryption, drawing insights from Read Martin’s Chapter 5: Public-key Encryption, Sections

ElGamal encryption is a fundamental public-key cryptography algorithm that offers robust security for digital communications. While not as widely adopted as RSA, ElGamal serves as the foundation for more advanced systems like Elliptic Curve Cryptography (ECC). This article delves into the ElGamal encryption process, providing a clear, step-by-step guide to help you understand and implement

ElGamal encryption is a fundamental public-key cryptography algorithm that offers robust security for digital communications. While not as widely adopted as RSA, ElGamal serves as the foundation for more advanced systems like Elliptic Curve Cryptography (ECC). This article provides a comprehensive guide to setting up an ElGamal key pair, drawing insights from Read Martin’s Chapter

ElGamal encryption is a pivotal public-key cryptography algorithm that offers robust security for digital communications. While not as widely used as RSA, ElGamal forms the foundation for more advanced systems like Elliptic Curve Cryptography (ECC). This article delves into the ElGamal key pair setup, providing a clear, step-by-step guide to help you understand and implement

In the world of cryptography, selecting the right key length is crucial for ensuring robust security. However, comparing key lengths between different encryption algorithms, such as RSA (asymmetric) and AES (symmetric), can be challenging due to their distinct operational principles. This article explores the concept of equivalent key lengths, highlighting expert views on how RSA

RSA-OAEP (Optimal Asymmetric Encryption Padding) is a critical enhancement to the traditional RSA encryption algorithm, providing increased security and mitigating vulnerabilities associated with deterministic encryption. This article delves into the intricacies of RSA-OAEP, drawing insights from Read Martin’s Chapter 5: Public-key Encryption, Section 5.2.4, and serves as a comprehensive guide for cybersecurity enthusiasts and professionals

SA encryption is a fundamental technology in modern cybersecurity, enabling secure communication over untrusted networks. While understanding the theoretical underpinnings of RSA is crucial, grasping how RSA operates in real-world scenarios is equally important. This article explores practical aspects of RSA, including key length selection, encryption methods, and security enhancements, based on insights from cybersecurity