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 ...

Containers move fast. They're created and removed in seconds, but the vulnerabilities they introduce can stick around. Learn 5 core practices to help engineering and security teams manage container ...

It is one of the world's most famous unsolved codes whose answer could sell for a fortune -- but two US friends say they have already found the secret hidden by "Kryptos." The S-shaped copper ...

Auction Of Famed CIA Cipher Shaken After Archive Reveals Code By Victoria LAVELLE Nov 18, 2025, 8:37 pm EST Share ...

Over on YouTube, [The Modern Rogue] created an interesting video showing a slide-rule-like encryption device called the Réglette. This was a hardware implementation of a Vigenère-like Cipher, ...

Cipher Mining on Friday announced it had upped the price of its convertible debt offering. The Nasdaq-listed Bitcoin miner revealed a $3 billion AI hosting deal on Thursday, backstopped by Google.