http://www.rfc-editor.org/rfc/rfc4009.txt
RFC 4009: The SEED Encryption Algorithm, J. Park, S. Lee, J. Kim, J. Lee2005-02-01T23:00:00-00:00This document describes the SEED encryption algorithm, which has been adopted by most of the security systems in the Republic of Korea. Included are a description of the cipher and the key scheduling algorithm (Section 2), the S-boxes (Appendix A), and a set of test vectors (Appendix B). This memo provides information for the Internet community.