The twofish encryption algorithm a 128-bit block cipher
Bruce Schneier · 1999
Twofish Design Goals. Twofish Building Blocks. Twofish. Performance of Twofish. Twofish Design Philosophy. The Design of Twofish. Design of the Twofish Key Schedule. Cryptanalysis of Twofish. Using Twofish. Historical Remarks. Conclusions and Further Work. References. Index.