Cisco Cisco Web Security Appliance S190 Mode D'Emploi

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AsyncOS 8.8 for Cisco Web Security Appliances User Guide
 
Chapter 5      Acquire End-User Credentials
  Authentication Best Practices
Authentication Task Overview
Authentication Best Practices
Create as few Active Directory realms as is practical. Multiple Active Directory realms require 
additional memory usage for authentication.
If using NTLMSSP, authenticate users using either the Web Security appliance or the upstream 
proxy server, but not both. (Recommend Web Security appliance)
If using Kerberos, authenticate using the Web Security appliance. 
For optimal performance, authenticate clients on the same subnet using a single realm.
Authentication Planning
Step
Task
Links to Related Topics and Procedures
1.
Create an authentication realm. 
2.
Configure global authentication settings.
3.
Configure external authentication.
You can authenticate users through an external LDAP 
or RADIUS server.
4.
(Optional) Create and order additional 
authentication realms. 
Create at least one authentication realm for each 
authentication protocol and scheme combination you 
plan to use.
5.
(Optional) Configure credential encryption.
6.
Create identities to classify users and client software 
based on authentication requirements.
Classifying Users and Client Software, page 6-3
7.
Create policies to manage web requests from the users 
and user groups for which you created identities.