Cisco Cisco Web Security Appliance S390 ユーザーガイド

The Web Security appliance uses security components to protect end users from a range of malware 
threats. You can configure anti-malware and web reputation settings for each policy group. When you 
configure Access Policies, you can also have AsyncOS for Web choose a combination of anti-malware 
scanning and web reputation scoring to use when determining what content to block.

To protect end users from malware, you enable these features on the appliance, and then configure 
anti-malware and web reputation settings per policy. 

Anti-malware scanning Works with multiple anti-malware 

scanning engines integrated on the 
appliance to block malware threats

Web Reputation Filters Analyzes web server behavior and 

determines whether the URL contains 
URL-based malware

Advanced Malware 
Protection 

Protects from threats in downloaded 
files by evaluating file reputation and 
by analyzing file characteristics.