Cisco Cisco Web Security Appliance S390 Betriebsanweisung
Chapter 8 Access Policies
Blocking Specific Applications and Protocols
8-20
Cisco IronPort AsyncOS 7.0 for Web User Guide
OL-23079-01
This is not a comprehensive list, as signatures change occasionally, and new
applications are developed. You can find additional signatures at various websites,
including the following websites:
applications are developed. You can find additional signatures at various websites,
including the following websites:
•
http://www.user-agents.org/
•
http://www.useragentstring.com/pages/useragentstring.php
•
http://www.infosyssec.com/infosyssec/security/useragentstrings.shtml
Note
Cisco IronPort does not maintain, verify, or support the user agent listings at any
of these websites.
of these websites.
Policy: URL Categories
You can specify categories of URLs to block, including the predefined
“Web-based Chat” and “Peer File Transfer” categories. You can also add specific
custom URL categories should you want to add a URL that is not already included
in the predefined categories. You may then add the custom category to the list of
blocked URLs.
“Web-based Chat” and “Peer File Transfer” categories. You can also add specific
custom URL categories should you want to add a URL that is not already included
in the predefined categories. You may then add the custom category to the list of
blocked URLs.
For more information about using URL Categories, see
.
Kazaa
Request headers
User-Agent
KazaClient
Kazaaclient:
Kazaa
Request headers
X-Kazaa-Network KaZaA
Morpheus
Response header
Server
Morpheus
MSN Messenger
Request headers
User-Agent
MSN Messenger
Trillian
Request headers
User-Agent
Trillian/
Windows
Messenger
Messenger
Request headers
User-Agent
MSMSGS
Yahoo Messenger
Request headers
Host
msg.yahoo.com
Yahoo Messenger
Request headers
User-Agent
ymsgr
Table 8-2
Common Application Agent Patterns (continued)
Application
Search in Setting
HTTP header
Signature