Secure Access DNS and Web – Client Certificate Revocation Services
Required by devices or applications that are protected by Secure Access DNS or Web security. Includes the Secure Access Active Director (AD) Connector and Cisco Secure Client deployments with the Umbrella Roaming Security module.
| Domains | Port/Protocol | Description |
|---|---|---|
| crl3.digicert.com | 80/TCP | CRL |
| crl4.digicert.com | 80/TCP | CRL |
| ocsp.digicert.com | 80/TCP | OCSP |
|
The Digicert domains resolve to various IP addresses based on a CDN and are subject to
change.
|