Introduction to ciphers and substitution. Alice and Bob and Carl and Julius: terminology and Caesar Cipher ; The key to the matter: generalizing the Caesar Cipher ; Multiplicative ciphers ; Affine ...

Ron Steinfeld receives funding from the Australian Research Council. When checking your email over a secure connection, or making a purchase from an online retailer, have you ever wondered how your ...

Cryptography secures digital data using algorithms, essential in private secure communications. Cryptos use cryptographic methods like asymmetric encryption and hash functions for transactions.

Before we move into the meat of this article, let’s define a couple terms related to cryptography. The syllable crypt may make you think of tombs, but it comes from a Greek word that means “hidden” or ...

You can make a message secret in countless different ways. One common way is to use a substitution cipher, in which one letter is substituted for another. Another is to employ a transposition cipher, ...

Serious Cryptography – A Practical Introduction to Modern Encryption written by Jean-Philippe Aumasson, is an incredibly detailed and practical guide to modern encryption, written by one of the ...

Nathan Eddy works as an independent filmmaker and journalist based in Berlin, specializing in architecture, business technology and healthcare IT. He is a graduate of Northwestern University’s Medill ...

Data drives business, and it must be protected. Cybersecurity is an ongoing, ever-evolving challenge for organizations across industries—and it’s about to become even more complex as the age of ...