This metabase property is used to enable or disable Certificate Revocation List (CRL) checking. When CertCheckMode is set to greater than 0 (CertCheckMode>0), the CRL is not searched for certificates that have been revoked. When CertCheckMode is equal to 0 (CertCheckMode=0), the CRL will be searched for certificates that have been revoked.
| Data Type | Integer | 
| Default Value | 0 | 
| Inheritance | Inheritable | 
This property is accessible at the following locations:
| Metabase Path | Key Type | 
| /LM/W3SVC | IIsWebService | 
| /LM/W3SVC/N | IIsWebServer | 
The following table lists additional information required only for code that uses the IIS Admin Base Object.
| Metabase Property | MD_CERT_CHECK_MODE | 
| User Type | IIS_MD_UT_SERVER |