Victims of a new form of ransomware that appeared just weeks ago can now retrieve their encrypted files without having to pay a bitcoin ransom. Discovered in early August, RansomWarrior appears to be ...

Researchers have discovered that TeslaCrypt contains an inherent design flaw which has granted an avenue for the development of free decryption tools. Security researcher Lawrence Abrams explained in ...

Zip encryption is vulnerable to known-plaintext attacks. Implementation quality also is an issue; WinZip's is particularly bad. No source, I'm afraid.

First released in 1996, John the Ripper (JtR) is a password cracking tool originally produced for UNIX-based systems. It was designed to test password strength, brute-force encrypted (hashed) ...