If the archive is strongly encrypted (set by default on PKWARE products), you may get this error when trying to open in Windows Compressed Folders (the Windows default) as it does not support strong encryption. If you are prompted for password and not passphrase, this is an indication that the file is not being opened by PKZIP or SecureZIP
|Windows Compressed Folders||PKZIP/SecureZIP|
- Set PKZIP or SecureZIP as the default application to open .zip files.
- Right click on the archive and choose PKZIP/SecureZIP Open.
- Open PKZIP/SecureZIP and drag the zip file to it
- Obtain a free extraction only utility called ZIP Reader from www.ZIPREADER.com