Network Security & Web Filtering

Wildcard Support

Wildcard support makes it possible to allow or deny access to specific subdomains while still allowing access to other subdomains or the parent domain.

Subdomains can be listed in both the Allow List and Block List. A block list entry for subdomain.parentdomain.com will block the subdomain but allow access to the parent domain parentdomain.com.

As an example: a wildcard entry for sw*.apple.com will match all the domains (swcdn.apple.com, swdownload.apple.com, swquery.apple.com, swscan.apple.com) used by Apple products for software updates.

Using Wildcards

The wildcard character is the * (asterisk). The * character is supported anywhere in a Block or Allow list entry, including the beginning or end of an entry. The following are all valid list entries:

Last updated Mar 26 2021
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Content by Rawstream 2021
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