Cisco Cisco Web Security Appliance S680 Guía Del Usuario
C H A P T E R
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AsyncOS 9.0 for Cisco Web Security Appliances User Guide
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Introduction to the Product and the Release
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Introduction to the Web Security Appliance
The Cisco Web Security Appliance intercepts and monitors internet traffic and applies policies to help
keep your internal network secure from malware, sensitive data loss, productivity loss, and other
internet-based threats.
keep your internal network secure from malware, sensitive data loss, productivity loss, and other
internet-based threats.
What’s New
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What’s New in Cisco AsyncOS 9.0
Feature
Description
Secure ICAP
You can now secure the channel between the appliance and an external
DLP (ICAP) server.
DLP (ICAP) server.
TLS/SSL Configuration
For enhanced security, you can now enable and disable SSL v3 and
various versions of TLS for several services. Disabling SSL v3 for all
services is recommended for best security. You also can enable a
protocol fallback option.
various versions of TLS for several services. Disabling SSL v3 for all
services is recommended for best security. You also can enable a
protocol fallback option.
Note
Cisco’s Update servers do not support SSL v3, therefore TLS
1.0 or above must be enabled for the Cisco Update service.
However, SSL v3 can still be used with a local update server, if
it is so configured—you must determine which versions of
SSL/TLS are supported on that server.
1.0 or above must be enabled for the Cisco Update service.
However, SSL v3 can still be used with a local update server, if
it is so configured—you must determine which versions of
SSL/TLS are supported on that server.