A Python implementation of the classical Rail Fence cipher with encryption and decryption support. Built for educational purposes to understand zigzag-based transposition and historical cryptographic ...

Microsoft Threat Intelligence identified a large-scale npm supply chain attack affecting 32 maliciously modified packages across more than 90 versions under the @redhat-cloud-services npm scope. The ...

Why cryptography matters for security and CTFs The two main classes of cryptography and their uses RSA, and some of the uses of RSA 2 methods of Key Exchange Notes about the future of encryption with ...

With a shift of 3, as seen in the image above, A becomes D, B becomes E and so on until it wraps around with X = A. The original message is called the plaintext and the encrypted message is called the ...