Kerio Tech KERIO WINROUTE FIREWALL 6 User Manual

Page 152

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Chapter 12

HTTP and FTP filtering

152

Figure 12.3

URL Rule — advanced parameters

Denial options

Advanced options for denied pages. Whenever a user attempts to open a page that is

denied by the rule, WinRoute will display:

A page informing the user that access to the required page is denied as it is

blocked by the firewall. This page can also include an explanation of the denial

(the Denial text item).

The Unlock button will be displayed in the page informing about the denial if the

Users can Unlock this rule is enabled. Using this button users can force WinRoute

to open the required page even though this site is denied by a URL rule. The rule

will be opened for certain time (10 minutes by default). Each user can unlock

a limited number of denied pages (up to 10 pages at once). All unlocked pages

are logged in the Security log (see chapter

22.11

).

Rules can be unlocked only by users with corresponding rights (see chapter

15.1

).

This implies that unauthenticated (anonymous) users can never unlock rules.

Note:

1.

If any modifications are done within URL rules, all unlock rules are removed

immediately.

2.

For security reasons, no HTML tags are allowed in the restriction text. If the

plaintext format is not sufficient, it is recommended to use redirection to

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