Single Linux or Windows binary for secure text encryption
Decrypt encryptions without knowing the key or cipher
WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.
Tiny application which allows encrypting basic text.
scans a given textual string in 146 pen on paper possible combinations
Professional password generator and manager with full Unicode support
Encrypt and manage secret text data
Add digital signatures to PDF documents - GUI and CLI, cross-platform
PGP graphical user interface
UFONet - Denial of Service Toolkit
A powerful tool for cracking the Vigenère cipher
Implementation of the EDIINT AS2 protocol (RFC 4130)
Keep your sensitive information secure.
Sign PDF with Digital Signature Software. Batch PDF Sign. DSC Signer.
UTF-8 Multi-pass Tableau de Vigenère Encryption Rotation Engine
Synchronize secrets between PCSecrets and Secrets for Android
A file compressor with AES256CTR and Base32768 binary-to-text encoding
An easy to use 'front-end' to ProxyCrypt 3.X encryption application
Free offline two factor authenticator for Windows - no account
Free and open-source PDF signing and verification application.
A cross-platform crypto-steganography toolkit
Exchange messages without worrying about the security of information
Provides encryption & password hashing for your app or Hibernate POJOs
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Free portable cross-platform graphical multi-user password manager