8.2.3 Additional requirement for service providers only: Service providers with remote access to customer premises use unique authentication factors for each customer premises
Additional requirement for service providers only: Service providers with remote access to customer premises use unique authentication factors for each customer premises.
system holds itEvidence a system already holds
- Records showing a factor compromised for one customer cannot be used at another · Document repository
periodic reviewEvidence produced at each review
- Evidence a unique authentication factor is used for each customer premises, such as per customer credentials or certificates · Physical access / facilities
- Interview confirmation from support personnel about how they authenticate to each customer · Document repository
governing documentDocuments that govern the control
- Authentication policies and procedures for service provider remote access to customer premises · Policy repository / GRC workspace
- Inventory of customer environments accessed remotely and the distinct factor used for each · Policy repository / GRC workspace
First move
Common gaps auditors find
- One support tool account reused across the customer base, so a single compromise reaches every customer
- Unique accounts created per customer but sharing one password across them
- Per customer factors issued at onboarding and never rotated as support staff change
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 sheet8.2.2 Group, shared, or generic IDs, or other shared authentication credentials are only used when necessary on an exception basis, and are managed as follows: • ID use is prevented unless needed for an exceptional · 8.2.4 Addition, deletion, and modification of user IDs, authentication factors, and other identifier objects are managed as follows: • Authorized with the appropriate approval. • Implemented with only the privileges specified on the documented approval