Collection of standard and secure cryptographic algorithms
A modern, portable, easy to use crypto library
Qtum Core Wallet
A shadowsocks client for Android
Multi-platform transparent client-side encryption for your cloud files
Next Generation of ShadowsocksX
A dead simple tool to sign files and verify digital signatures
AWS Encryption SDK
Professional password generator and manager with full Unicode support
Sign PDF with Digital Signature Software. Batch PDF Sign. DSC Signer.
Popular easy-to-use and secure password manager
Keep your sensitive information secure.
Single Linux or Windows binary for secure text encryption
Offline Passwort Vault, File & Folder encryption
Petoron Quantum Standard (PQS)
Open source 8 bit random number generator
Protect My Docs is a free watermarking tool for PDF and i
The safest way to store private data in untrusted (cloud) environments
Java application for encryption
Powerful webdav client and sync tools with client-side AES encryption
57 Hash Functions In One Program, plus each with HMAC or KMAC
Open-source PureBasic implementation of the Shamir Secret Sharing
minimalistic, secure and autonomous P2P messenger