RFC 8485 Vectors of Trust; J. Richter, L. Johansson; IETF; 2018-10.
- identity proofing
- credential strength
- assertion strength
- management lifecycle
- Identity Assurance Level (IAL),
- Authenticator Assurance Level (AAL),
- Federation Assurance Level (FAL).
- Indrajit Ray, Sudip Chakraborty; A Vector Model of Trust for Developing Trustworthy Systems; European Symposium on Research in Computer Security (ESORICS 2004); 2004; pages 260-275. <paywalled>abstract</paywalled>