IdenTrust: Unavailable CRL for IdenTrust ‘DST Root CA X3’

IdenTrust reported an incident regarding the unavailability of the Certificate Revocation List (CRL) for its ‘DST Root CA X3’ on April 30, 2021. The CA discovered the issue through internal monitoring, which indicated that the CRL had expired, potentially affecting customers' ability to retrieve CRL information. The problem was resolved on the same day, and IdenTrust committed to posting a complete incident report by May 14, 2021. The report detailed the timeline of events, corrective actions taken, and future preventive measures, including enhanced monitoring and alerting systems. The issue was marked as resolved, and IdenTrust has since implemented additional monitoring to prevent recurrence.

1. 2021-04-30 CRL for ‘DST Root CA X3’ became unavailable due to expiration.
2. 2021-05-14 IdenTrust submitted a complete incident report.
3. 2021-06-30 IdenTrust enhanced monitoring for CRLs.

1. 2021-05-03 IdenTrust Services, LLC — IdenTrust reported the CRL for ‘DST Root CA X3’ was unavailable on April 30, 2021.
2. 2021-05-14 IdenTrust Services, LLC — IdenTrust provided a complete incident report detailing the issue and corrective actions.
3. 2021-06-29 IdenTrust Services, LLC — IdenTrust confirmed that monitoring for expired CRLs has been enhanced.
4. 2021-07-01 IdenTrust Services, LLC — IdenTrust clarified the specifics of its monitoring for externally published CRLs.