Binary Conversion Calculator
Easy to use GlobalPlatform tool (and a Java library)
jFileCrypt encrypts and decrypts files
AES Encryption Program
Replace text with POS equivalent text, in a reversible fashion.
Java code for signing and handling Croatian fiscal service requests
Java code that enables you to sign documents using a smart card.
A simple example of polyalphabetic cipher in Java.
A Java application for transferring computer files in 5 letter groups
Java Stacked Crypto
A cryptocurrency like Bitcoin improved upon with reality binding.
Encrypt a text through a list of encryption methods
jEncrypt is a command line file encryption archiver
A tool to verify and generate MD5,SHA,CRC32 hash of multiple files