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 ...

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

Having access to your documents and pictures is really easy these days. About a million services, including Dropbox and iCloud, allow you to sync your stuff between devices, but there’s one little ...