Gpg4win enables users to securely transport emails and files with the help of encryption and digital signatures. Encryption protects the contents against an unwanted party reading it. Digital signatures make sure that it was not modified and comes from a specific sender.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Microsoft Office Outlook
- S/MIME
- GnuPG

GPG4Win is the most popular Windows alternative to Paubox.
GPG4Win is the most popular Open Source & free alternative to Paubox.
- GPG4Win is Free and Open Source










































