IA.L2-3.5.11 Obscure Feedback
Obscure authentication feedback during entry so credentials cannot be read from the screen.
Source: CMMC 2.0, IA.L2-3.5.11. The statement above is our statement of the clause, read from the published text and cited so you can check it against the official text, not the instrument verbatim. Open CMMC 2.0 in the compliance library.
These are the artefacts auditors commonly ask for on this requirement, our guidance rather than text from the standard. Your assessor decides what is sufficient in your context, and asks for samples across the period when a report covers one.
system holds itEvidence a system already holds
- Configuration or screenshots showing masked credential entry · Identity provider / directory
periodic reviewEvidence produced at each review
- Evidence error messages do not disclose credential details · Identity provider / directory
governing documentDocuments that govern the control
- Coverage across systems, applications and mobile interfaces · Policy repository / GRC workspace
First move
Common gaps auditors find
- Masking present in some applications only
- Error feedback reveals whether the username or password was wrong
- Show password features enabled by default
Do this for your whole sheet
Paste the rows you run your controls from and get this mapping for every control at once, with the periodic-review ones flagged and a first move per row. No account for the first run.
Build my evidence sheetIA.L2-3.5.10 Cryptographically-Protected Passwords · IR.L2-3.6.1 Incident Handling