http://www.rfc-editor.org/rfc/rfc7966.txt
RFC 7966: Security at the Attribute-Value Pair (AVP) Level for Non-neighboring Diameter Nodes: Scenarios and Requirements, H. Tschofenig, J. Korhonen, G. Zorn, K. Pillay2016-09-01T23:00:00-00:00This specification specifies requirements for providing Diameter security at the level of individual Attribute-Value Pairs (AVPs).