GnuPG for Windows
Complete and free implementation of the OpenPGP standard
the Crypto Undertaker
VanitySearch is a Bitcoin address prefix lookup tool.
No nonsense file encryption, Linux and Windows
Single Linux or Windows binary for secure text encryption
Solving the Satoshi Puzzle
Secure communication software
A simple XOR file encoder.
Symmetric File and Text Encryption
File encryption and decryption utility
A simple file/folder encryption application based on the 7zip-full.
Sign PDF with Digital Signature Certificate
An advanced file manager with qss themes and iso and folder previews
Morse Code Utilitiies to convert text messages to & from sound files.
file/stream encryption/decryption/CRC based on PI compute algorithm
Optimized implementation of RC4 (Rivest Cipher 4, ARCFOUR) in ASMx64.
A simple tool for split, zip, and encrypt files
A command line interface for encryption and decryption using the NTRU
Little program for encryption-decryption.
AES Cipher, Base64 encoder, SHA calculator
A flat-file database program written in bash shell and awk scripts.
more convenient one-time-pad encryption.
An encryption tool for creating file archives
Leet is CCEx's software application for on-the-fly encryption (OTFE).