Browse free open source Cryptography software and projects for Windows below. Use the toggles on the left to filter open source Cryptography software by OS, license, language, programming language, and project status.
WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.
WPS wireless protocol audit software for Windows
Open source disk encryption with strong security for the Paranoid
A little tool to play with Windows security
Professional password generator and manager with full Unicode support
A secure socks5 proxy for Windows
Popular easy-to-use and secure password manager
For full, incremental, compressed and encrypted backups or archives
Multi-platform transparent client-side encryption for your cloud files
A free "on-the-fly" transparent disk encryption program for PC & PDAs.
OpenSC - tools and libraries for smart cards
Mount EncFS folders - multiplatform style.
Free GUI replacement for Java command-line utilities keytool/jarsigner
Implementation of the EDIINT AS2 protocol (RFC 4130)