You can therefore find a whole range of tools on the internet that can crack the passwords of older Office versions, but this is hardly possible with the newer builds of Microsoft 365. Microsoft has strengthened this encryption somewhat with each new version.
can password protect and encrypt documents.
Microsoft 365 programs such as Word, Excel, PowerPoint, etc. In the free version, it finds passwords with a maximum of three letters. The tool Advanced Office Password Recovery from Elcomsoft knows several methods to crack the password of a locked Office file.