WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.
FIDO® Certified StrongKey FIDO Server (SKFS)
Add digital signatures to PDF documents - GUI and CLI, cross-platform
Robust and flexible VPN network tunnelling
UFONet - Denial of Service Toolkit
antigift is simple cross-platform, files & folders encryption tool
Smoke: Android Crypto Chat Messenger
RFC3161 compatible Time Stamping Authority
A modern, AI-Smart, WASTE p2p for ipv4 and invisible address spaces
Send Mime and Smime Emails to Any Type of Mail Server
GMR digital signature system
Open Source PKI solutions
FIDO strong authentication, encryption, digital signature engine
Secure mail + Tor gateway
PKI & Card Management System to issue and manage tokens & certificates
Ad-Blocker ,Anti-Porn, Anti-DNS Leak, Web Blocker, Connectivity Fixer
Encryption/Decryption tool for words/hash/digits/encoded text
CrococryptQuerl is a web-based file encryption & transfer tool
Encrypting, anonymous, unlimited size message transfer system