This chapter highlights the primary security protocols used by modern storage networks. An introduction to in-flight data protection services, RBAC, and AAA is followed by a brief discussion of the most commonly used AAA and management protocols. An overview of Ethernet, IP, and TCP security is provided by reviewing the IEEE 802.1X-2001 specification, the IPsec suite, and SSL/TLS, respectively. iSCSI authentication and discovery are discussed and followed by a discussion of FC security as defined in the FC-SP specification. To conclude this chapter, a summary of FCIP security mechanisms is provided. |