Warning! This article contains spoilers for Silo season 2's episode 6. Silo season 2 makes the Caeser shift cipher a crucial part of one of its main story beats, raising many questions surrounding ...

In general, you want to avoid writing down sensitive information and just keeping it in your head but that's not always an option. If you have to write down a password, or some other sensitive ...

Having trouble with the latest OSRS X Marks the Spot quest? Check out our complete guide to the Lumbridge quest including steps for decoding the essops qjh qfo cipher. On Thursday, Jagex released a ...

Kastalia Medrano is a Manhattan-based journalist whose writing has appeared at outlets like Pacific Standard, VICE, National Geographic, the Paris Review Daily, and Real Life magazine. Her RTs = ...

When Ricky McCormick’s body was discovered in a Missouri cornfield in 1999, police officers discovered something unusual in his pockets: Two curious notes that appeared to be written in code. If ...

Secret code or foreign language? For machines, it might not matter. Without any prior knowledge, artificial intelligence algorithms have cracked two classic forms of encryption: the Caesar cipher and ...

1. Introduction -- 2. From Julius Caesar to simple substitution -- 3. Polyalphabetic systems -- 4. Jigsaw ciphers -- 5. Two-letter ciphers -- 6. Codes -- 7. Ciphers for spies -- 8. Producing random ...