Readiness check
← CMMC Level 2
CMMC Level 2 / Control family · IA

Identification & Authentication

That users, processes, and devices are uniquely identified and proven before access — including multifactor authentication.

11
requirements in this family
What it requires

The 11 requirements, in plain language.

3.5.1 Identification [CUI Data]

Identify system users, processes acting on behalf of users, and devices

3.5.2 Authentication [CUI Data]

Authenticate (or verify) the identities of users, processes, or devices, as a prerequisite to allowing access to organizational systems

3.5.3 Multifactor Authentication

Use multifactor authentication for local and network access to privileged accounts and for network access to non-privileged accounts

3.5.4 Replay-Resistant Authentication

Employ replay-resistant authentication mechanisms for network access to privileged and non-privileged accounts

3.5.5 Identifier Reuse

Prevent reuse of identifiers for a defined period

3.5.6 Identifier Handling

Disable identifiers after a defined period of inactivity

3.5.7 Password Complexity

Enforce a minimum password complexity and change of characters when new passwords are created

3.5.8 Password Reuse

Prohibit password reuse for a specified number of generations

3.5.9 Temporary Passwords

Allow temporary password use for system logons with an immediate change to a permanent password

3.5.10 Cryptographically-Protected Passwords

Store and transmit only cryptographically-protected passwords

3.5.11 Obscure Feedback

Obscure feedback of authentication information

NIST SP 800-171 Rev 2 — Family IA. CMMC Level 2 assesses each requirement's objectives via a C3PAO. NIST SP 800-171r2 →
How Aletheon covers it

One owner across the whole family — built, run, and proven.

Enclave builds these controls into the boundary as code; Cadence keeps them enforced between assessments; Attest proves them to the C3PAO against every objective.

See all fourteen families →

Not sure which families your contract puts in scope?

A readiness check maps your environment to all 110 controls and tells you exactly where you stand.