Learn how to implement a classic substitution cipher in C! This step-by-step tutorial walks you through encoding and decoding messages by replacing each letter with another according to a fixed key. A ...

A newly-developed cipher could finally shine light on how the strange text of the Voynich manuscript was devised.

Post-quantum cryptography (PQC) is the practical solution—quantum-resistant algorithms that run on existing hardware—and ...

Java 26, due in March with structured concurrency, lazy constants, AOT object caching, and primitive types in patterns, instanceof, and switch, has entered a second rampdown phase for bug fixes. Java ...