Every online bank transfer, private message and Bitcoin transaction rests on the assumption that some math problems are ...

Explore the inner workings of the javax.crypto.Cipher class in Java's cryptography API: understand its provider-based architecture ...

Krishi specializes in making complex tech topics, like VPNs, cybersecurity, and online privacy, clear and accessible. With 5+ years of writing experience, his work appears in outlets such as TechRadar ...

Tor has announced improved encryption and security for the circuit traffic by replacing the old tor1 relay encryption algorithm with a new design called Counter Galois Onion (CGO). One reason behind ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

Cryptography secures communication in banking, messaging, and blockchain. Good algorithms (AES, RSA, ECC, SHA-2/3, ChaCha20) are secure, efficient, and widely trusted. Bad algorithms (DES, MD5, SHA-1, ...

Quantum computers could one day crack the encryption protecting your most sensitive data. Here's how VPNs are adapting. I’ve been writing about technology since 2012, focusing on privacy. With ...

U.S. government information networks handling controlled unclassified and national security information are under continual cyber attack by sophisticated peer and near-peer adversaries. Evolving cyber ...

Two years ago, researchers in the Netherlands discovered an intentional backdoor in an encryption algorithm baked into radios used by critical infrastructure–as well as police, intelligence agencies, ...

Cambridge, MA – If you rotate an image of a molecular structure, a human can tell the rotated image is still the same molecule, but a machine-learning model might think it is a new data point. In ...