A modern, portable, easy to use crypto library
A dead simple tool to sign files and verify digital signatures
Modular, high-performance, zero-dependency cryptography stack
A stable and secure tunnel based on KCP with N:M multiplexing and FEC
Digital Signature & eSigning software. Bulk PDF signing. Sign all Page
AWS Encryption SDK for C
Add digital signatures to PDF documents - GUI and CLI, cross-platform
FIDO® Certified StrongKey FIDO Server (SKFS)
A file compressor with AES256CTR and Base32768 binary-to-text encoding
A cross-platform crypto-steganography toolkit
Free and open-source PDF signing and verification application.
Robust and flexible VPN network tunnelling
cross-platform (Java) file encryption and archiving tool
A simple app that enables you to sign the files using ECDSA and SHA512
Send Mime and Smime Emails to Any Type of Mail Server
GMR digital signature system
FIDO strong authentication, encryption, digital signature engine
FIDO-enabled, cloud file encryption with centralized key management.