Are you trying to open a password-protected PDF or ZIP file? Then, you already know how frustrating it can be. You try out different tools, and the result is a ...

Cloudflare CTO John Graham-Cumming has successfully cracked and decrypted a 30-year-old ZIP file, and has written a blog post about how he did it. John Graham-Cumming's blog: Cracking an old ZIP file ...

How Do ZIP Files Work? Before we get started on the password recovery, let’s take a brief look at what ZIP files are. A ZIP file is a file that can comprise of multiple files or folders or both, all ...

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

Microsoft cloud services are scanning for malware by peeking inside users’ zip files, even when they’re protected by a password, several users reported on Mastodon on Monday. Compressing file contents ...