Requirement
System clocks and time are synchronised using time-synchronisation technology, from designated time servers receiving time from industry-accepted sources, with time data protected and changes logged.
What the engine looks for
Every group below must be satisfied — by an affirmative statement, not a plan, a hedge or a denial — for the control to count as covered. A term ending in … matches any word it begins. Supporting terms do not change the verdict — they raise confidence and distinguish a policy that names a mechanism from one that gestures at a category.
Required element 1 — any one of
time synchroni…time syncntpclock synchroni…clocks are synchroni…chrony
Required element 2 — any one of
synchroni…time servertime serversntpsource
Supporting terms — specificity signals
10.6.110.6.210.6.3utc
Equivalent controls elsewhere
Matched on shared topics. Satisfying this control usually moves these too.
| Framework | Control | Title | Shared topics |
|---|---|---|---|
| GDPR | Art.5(1)(d) | Accuracy | integrity |
| GDPR | Art.16 | Right to rectification | integrity |
| CCPA/CPRA | 1798.106 | Right to correct | integrity |
| SOC 2 | CC2.1 | Quality information for internal control | logging |
| SOC 2 | PI1.1 | Quality information about processing objectives and specifications | integrity |
| ISO 27001 | A.8.15 | Logging | logging |
| HIPAA | 164.312(b) | Audit controls (R) | logging |
| HIPAA | 164.312(c)(1) | Integrity (R/A) | integrity |