Stephen Early <steve@greenend.org.uk> - original author
Ian Jackson <ijackson@chiark.greenend.org.uk> - current maintainer
Ross Anderson, Eli Biham, Lars Knudsen - serpent
Colin Plumb, Ian Jackson - MD5 implementation
Steve Reid, James H. Brown, Saul Kravitz - SHA1 implementation
Vincent Rijmen, Antoon Bosselaers, Paulo Barreto - Rijndael (AES) implementation
Guido Draheim - ac_prog_cc_no_writeable_strings.m4
Free Software Foundation and Scott G. Miller - SHA-512 implementation
Free Software Foundation and Paul Eggert - u64.h
Massachusetts Institute of Technology - install-sh

Simon Tatham, Jonathan Amery, Ian Jackson - testing and debugging
Simon Tatham - RSA signatures using Chinese Remainder Theorem
Simon Tatham - endianness cleanups in transform.c
Richard Kettlewell, Matthew Vernon, Peter Benie - assorted bugfixes