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 ...

Cryptographic obfuscation and functional encryption have emerged as pivotal tools in contemporary cryptography, offering novel ways to secure software and data while preserving functionality. At its ...

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 ...

When checking your email over a secure connection, or making a purchase from an online retailer, have you ever wondered how your private information or credit card data is kept secure? Our information ...

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, ...

On October 26, China’s National People’s Congress passed the Cryptography Law, two years after an initial draft was released in April 2017. Long overdue given the importance of cryptography in cyber ...

In the previous blog post, “Securing Offload Engines for a Robust Secure SoC System,” we briefly looked at some of the methods employed for achieving embedded security, i.e., cryptography, hardware ...

Quantum computing encryption is reshaping how we think about digital security in a world built on encrypted communication. Today's systems rely on mathematical complexity, but emerging quantum ...