O NIST (National Institute of Standards and Technology) americano, através do Computer Security Resource Center (CSRC) acaba de publicar três documentos com "security guidelines" interessantes (e longos):
Guidelines on Electronic Mail Security
Guide to Intrusion Detection and Prevention Systems (IDPS)
Establishing Wireless Robust Security Networks: A Guide to IEEE 802.11i
Mais documentos do CSRC aqui.
