blowfish , a 64-bit symmetric block cipher by Bruce Schneier, is designed to operate efficiently on 32-bit architectures and accept variable key lengths. In practice initializing the cipher is a slow operation but once initialized the cipher operates very quickly.

See Also

Tcllib blowfish
A pure-Tcl implementation of Blowfish. Derived from Blowfish in Tcl.
Includes a compiled implementation of Blowfish.
Includes a compiled implementation of Blowfish
BOOK: Applied Cryptography
Blowfish Tk client
security:encrypt and security:decrypt


The successor to Blowfish is Twofish.