2.2 Authentication Assurance Level 2
NIST PIV and digital identity SP 800-63B-4 against SP 800-63B
All changes in this version
All changes in this version
Title changed
Before · SP 800-63B
After · SP 800-63B-4
Authentication Assurance Level 2
Control changed
Before · SP 800-63B
After · SP 800-63B-4
AAL2 provides high confidence that the claimant controls one or more authenticators that are bound to the subscriber account. Proof of possession and control of two distinct authentication factors through the use of secure authentication protocols is required. Approved cryptographic techniques are required.