Russia's media and internet regulator has asked a court to block the encrypted messaging app Telegram after the company refused to give its encryption keys to state authorities. The regulator, known ...

Zero-correlation linear cryptanalysis is an important method to analyze the security of block ciphers. But there are few works on zero-correlation linear attacks combined with the related-key setting.

A formula used to turn ordinary data, or "plaintext," into a secret coded message known as "ciphertext." The ciphertext can reside in storage or travel over unsecure networks without its contents ...

Any subversive software developer knows its app has truly caught on when repressive regimes around the world start to block it. Earlier this week the encryption app Signal, already a favorite within ...

Alfred Ng was a senior reporter for CNET News. He was raised in Brooklyn and previously worked on the New York Daily News's social media and breaking news teams. A handful of Congress members want to ...