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DigiCert Outage History

Every past DigiCert outage tracked by IsDown, with detection times, duration, and resolution details.

There were 574 DigiCert outages since May 2018. The 49 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major June 1, 2026

June 2026: DigiCert Alert | E-Commerce CertCentral Accounts

Detected Jun 1, 2026 11:17 AM WEST · Resolved Jun 1, 2026 12:13 PM WEST · Duration about 1 hour

DigiCert experienced login timeout issues affecting their E-Commerce CertCentral Accounts system, preventing users from accessing their certificate management platform. The technical problem was identified and a fix was implemented within 56 minutes. The incident was fully resolved, restoring normal login functionality to the affected accounts.

Minor May 19, 2026

May 2026: DC1 NL Prod instance - Connectivity issues on the secondary network between DTM and DSE

Detected May 19, 2026 1:46 PM WEST · Resolved May 19, 2026 7:15 PM WEST · Duration about 6 hours

DigiCert experienced a connectivity issue between their Document Trust Manager and Document Signing Engine on the secondary network in their DC1 NL production instance. Customers using DTM with DSE may have faced issues during document signing, though most traffic continued to be served through the primary network. The issue was resolved after 5.5 hours of investigation and monitoring.

Major May 15, 2026

May 2026: DigiCert Alert - DigiCert One TLM Manager is not reponsive

Detected May 15, 2026 5:28 PM WEST · Resolved May 15, 2026 5:47 PM WEST · Duration 19 minutes

DigiCert experienced a major outage where their DigiCert One TLM Manager became unresponsive and their customer support phone system went down, affecting the Enterprise PKI Manager component. During the 19-minute incident, customers were directed to use chat and email support as alternative contact methods. The incident was resolved after investigation and restoration efforts.

Major May 11, 2026

May 2026: DigiCert ONE Netherlands - Document Trust Manager

Detected May 11, 2026 9:47 AM WEST · Resolved May 11, 2026 12:04 PM WEST · Duration about 2 hours

DigiCert experienced a major issue with the Document Trust Manager in their Netherlands production instance, affecting backend services for 2.3 hours. Cross-functional teams troubleshot and fixed the backend service problems. The issue was resolved after a monitoring period to ensure stable performance.

Major May 11, 2026

May 2026: DC1 NL instance STM Prod Customers encountering 500 errors while signing

Detected May 11, 2026 8:44 AM WEST · Resolved May 11, 2026 3:57 PM WEST · Duration about 7 hours

DigiCert's DC1 Software Trust Manager NL production instance experienced backend service issues that caused customers to encounter 500 errors while attempting to sign documents or code. The incident affected signing operations for customers using this specific instance over a 7.2-hour period. The backend service issue was fixed and the incident was resolved after monitoring confirmed stable performance.

Minor April 28, 2026

April 2026: CertCentral EU : Issue with Validation flow causing delay in Cert issuance for few product certificates.

Detected Apr 28, 2026 11:02 AM WEST · Resolved Apr 28, 2026 5:12 PM WEST · Duration about 6 hours

DigiCert experienced an internal issue affecting the validation flow in CertCentral EU, causing delays in certificate issuance for multiple products including Swiss Qualified Personal, Swiss regulated certificates, AATL, PKI Overheid, PSD2, and EU qualified certificates. The Engineering team implemented a fix after 6.2 hours and monitored the validation workflow performance before fully resolving the incident.

Major April 23, 2026

April 2026: Issue connecting to ocsp.digicert.cn

Detected Apr 23, 2026 9:14 AM WEST · Resolved Apr 23, 2026 3:27 PM WEST · Duration about 6 hours

DigiCert experienced a major connectivity issue with their OCSP service at ocsp.digicert.cn and CRL service at crl.digicert.cn, preventing users from accessing these certificate validation services. The problem was identified as an issue with a third-party CDN provider that DigiCert uses for these services. The incident was resolved after 6.2 hours when the CDN provider fixed the underlying issue, restoring connectivity to both affected services.

Minor April 23, 2026

April 2026: DC1 US Prod - Increase in response time

Detected Apr 23, 2026 7:52 AM WEST · Resolved Apr 23, 2026 1:03 PM WEST · Duration about 5 hours

DigiCert's DC1 US Production instance experienced slow response times affecting multiple certificate management services including Secure Signing Manager, SCEP, Enterprise PKI Manager, CA Manager, and IoT Manager. The engineering team identified and resolved the performance issue after 5.2 hours, restoring normal response times across all affected managers.

Minor April 15, 2026

April 2026: DC1 NL Prod : Slow processing of TLM API

Detected Apr 15, 2026 10:34 AM WEST · Resolved Apr 15, 2026 3:11 PM WEST · Duration about 5 hours

DigiCert's TLM API on the DC1 Netherlands production instance experienced slow processing times for 4.6 hours, affecting multiple customers who reported performance issues. The engineering team investigated and resolved the issue, with response times returning to normal and customer recovery confirmed.

Major March 18, 2026

March 2026: NL | DigiCert Document Trust Manager | Signing unavailable

Detected Mar 18, 2026 3:00 PM WET · Resolved Mar 18, 2026 4:37 PM WET · Duration about 2 hours

DigiCert's Document Trust Manager experienced a major outage where all document signing requests were failing, causing users to receive errors when attempting to sign documents. The incident lasted 1.6 hours before engineering teams implemented a fix and restored normal signing functionality.