WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.
Add digital signatures to PDF documents - GUI and CLI, cross-platform
Tiny application which allows encrypting basic text.
An enhanced entry view panel for KeePass
Implementation of the EDIINT AS2 protocol (RFC 4130)
The portable software collection
Secure wiping/shredding of free disk space with many methods
Implementation of GlobalPlatform smart card specification
UNiform Interface to COmputing and data REsources
PGP graphical user interface
FIDO® Certified StrongKey FIDO Server (SKFS)
Simple utility / application to verify integrity of any file and text.
Open Source Antivirus/XDR for Windows operating system
cross-platform, encryption application
Java application for encryption
Simple, secure and easy to use password manager.
Password Safe encrypted databases, Java library
Identity management and federations integration