Cisco Cisco Web Security Appliance S170

Before you start the upgrade process, see 

. 

You can upgrade to release 8.5.3-069 for AsyncOS for Cisco Web Security appliances from the 
following versions; “multi-hop” upgrade paths are also provided.

You cannot upgrade from AsyncOS 8.5.3 to AsyncOS 9.0.

Password security 
enhancements 

The following password enhancements have been introduced for locally 
defined administrative users:

Show a password strength indicator to a user entering a new password.

Password strength is enforced by the password requirements that 
you specify.

Disallow certain words in passwords. (You upload a list of forbidden 
words to the appliance.) 

The option to generate a password by clicking a button. 

For more information, see the “Setting Password Requirements for 
Administrative Users” and “Adding Local User Accounts” sections in 
the User Guide.

Web Tracking 
enhancement 

There is a new “All Malware” option when you filter web tracking results 
by Malware Threat. 

Cisco Content Security 
Management Virtual 
Appliance

You can now manage multiple Web Security appliances with a virtual 
content security management appliance that has the same functionality as a 
physical hardware appliance. 

Trusted Root Certificate 
management

Trusted Root Certificate management was moved from Security Services > 
HTTPS Proxy to Network > Certificate Management.

DNS server failover

If the primary DNS server is non-responsive for a user-specified number of 
queries, it is considered to have failed and queries are automatically 
directed to the secondary server.