For some years now, the.zip formatintended primarily for compressionhas provided encryption as an added feature. But what kind of encryption it provides depends on the program you use to create and open the ZIP file. Have a tech question? Lenth Option. Open " Length " Setting, type in two numbers to define the range. Minimal password length : Set the minimum password length. Maximal password length : Set the maximum password length. When you complete all settings, click. Assuming you use a strong password, its for all practical purposes unbreakable. But when you use it for ZIP archives, AES-256 comes with another problem: Windows own, built-in compression tool doesnt support AES. Email someone an AES-encrypted file, text them the password (safer than emailing. It is developed for the purpose of helping users recover their files if they have forgotten the password. The process is pretty straight forward, once you extract the 7z Cracker, grab the 7zip command line tool called 7za. How to crack ZIP archives password when you forgot it? It is not so troublesome now. Many common ZIP Password Cracker cannot crack a ZIP password for its strong encryption technology. Is there a way can crack strong ZIP/WinZIP password fastly? So next time you password protect your 7zip archive, make sure that you have selected an option to encrypted the files as well. Download 7zCracker Download 7zip Command Line Tool (7za. exe) It works on all versions of Windows.