Operating Instructions

Log in to the console ->CDN ->Domain name management ->Configuration ->Access control

Referer Immobilizer modification configuration

• Referer anti-theft chain: after being enabled, you can configure the referer black and white list.
• White list: If the referer field of the request matches the content set in the white list, the CDN node will normally return the request information. If it does not match, the CDN node will refuse to return the request information and will directly return the status code 403.
• Blacklist: if the requested referer does not match the content set in the blacklist, the CDN node will normally return the request information. If it matches, the CDN node will refuse to return the request information and will directly return the status code 403.
• Allow blank referers: when Allow blank referers is selected, if the request referer field is empty or there is no referer field, the CDN node will normally return the request information; If not, if the request referer field is empty or there is no referer field, the CDN node will directly return the status code 403 if it refuses to return the request information.

matters needing attention

• Please enter between domain names, no need to fill in ////
• Wildcard characters are supported before domain names:. example.com can be used to refer to all multi-level sub domain names under example.com, such as a.example.com, but not example.com. Please fill in an additional example.com if necessary.
• The number of anti-theft chains cannot exceed 30.
• The effective time of the black-and-white list is 1 hour, during which other configurations cannot be modified.
• IP and port number are not supported.