Microsoft can open encrypted ZIP files
Security researchers have found that Microsoft is probably able to open and scan encrypted ZIP archives stored on Onedrive or Sharepoint - as long as they were created using Windows. There is no official information from Microsoft on the subject. It is a popular tool for cyber attacks via email: the attackers attach an encrypted ZIP file and security programs cannot scan the ZIP file. However, this does not seem to be the case for files created and encrypted under Windows. Accidental discovery: ZIPs are decrypted Some security researchers have accidentally discovered that…