Levels of Assurance
What are Levels of Assurance (LOA)? 什么是担保级别?
1 - Basic Identity
用户名 This level deals with a username, User Principle Name (UPN), or email address alone.
2 - Proven Identity
用户名 + 密码 This level requires that the user prove their identity by authenticating with a password.
3 - Proven ID with multi-factor authentication
除了密码之外,还须提供另一认证要素,比如一次性密码 In additional to a password the user must prove their identity with another factor of authentication such as a one time password (OTP).
4 - Strong ID with physical token multi-factor authentication
使用物理认证方法,比如指纹识别或虹膜识别等生物测定。 This level requires that a user authenticate using a physical method such as biometrics.