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NTP synchronization state
A device whose clock is unsynchronized can be minutes off while still emitting well-formed timestamps. The format is valid; the value is not.
Class
Case to account for
Affects
1 conversion
01
Detection
Sync flag is false/unknown, or timestamps drift against a trusted reference.
02
Mitigation
01
Record synchronization state; widen uncertainty or quarantine data from unsynced clocks.
03
Affected conversions
Timestamp + zonehour-of-week slot
OPEN