Microsoft Office files can be password-protected in order to prevent tampering and ensure data integrity. But password-protected documents from earlier versions of Office are susceptible to having their hashes extracted with a simple program called office2john. Those extracted hashes can then be cracked using John the Ripper and Hashcat.
Extracting the hash from a password-protected Microsoft Office file takes only a few seconds with the office2john tool. While the encryption standard across different Office products fluctuated throughout the years, none of them can stand up to office2john's hash-stealing abilities.
This tool is written in Python and can be run right from the terminal. As for Office compatibility, it's known to work on any password-protected file from Word, Excel, PowerPoint, OneNote, Project, Access, and Outlook that was created using Office 97, Office 2000, Office XP, Office 2003, Office 2007, Office 2010, and Office 2013, including ..
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