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Cisco Cisco Web Security Appliance S390 Betriebsanweisung

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I R O N P O R T   A S Y N C O S   6 . 3   F O R   W E B   U S E R   G U I D E  
Figure 8-3 Applying Access Policy Actions
Is the URL category of the request URL in the Access Policy 
group’s list of custom URL categories?
No
Yes, action 
is Block.
Allow the connection.
Is the request on a blocked HTTP CONNECT port?
No, continue to monitor.
Yes
Block the connection.
Is the URL category of the request URL in the Access Policy 
group’s list of predefined URL categories?
No, or Yes, action 
is Monitor.
Is the request coming from a blocked custom user agent?
No, continue to monitor.
Yes
Is the request using a blocked protocol?
No, continue to monitor.
Yes
Does the reputation score of the destination server indicate
to block or scan the connection?
Yes, action is Scan.
Does the malware scanning verdict based on the URL
request indicate to block the connection request?
No, continue to monitor.
Yes
No
Does the malware scanning verdict based on the response 
indicate to block the response?
No
Yes
Fetch the response from the server or cache.
Is the response a blocked MIME type?
No
Yes
Does the reputation score of the destination server indicate
to allow the connection?
No
Yes
Is the response size larger than the maximum allowed?
No
Yes
Yes, action 
is Allow.
Redirect the connection.
Receive request from client.
Is the request coming from a blocked suspect user agent?
No, continue to monitor.
Yes
Did the user 
accept the 
warning?
Yes, action 
is Block.
Yes, action 
is Warn.
Yes, action 
is Block.
Yes, action 
is Warn.
Yes
No
Yes, action 
is Redirect.
Yes, action is Monitor