http://www.rfc-editor.org/rfc/rfc1281.txt
RFC 1281: Guidelines for the Secure Operation of the Internet, R. Pethia, S. Crocker, B. Fraser1991-11-01T23:00:00-00:00The purpose of this document is to provide a set of guidelines to aid in the secure operation of the Internet. This memo provides information for the Internet community. It does not specify an Internet standard.