December 2001
Intermediate to advanced
656 pages
27h 19m
English
Content preview from Networking Explained, 2nd Edition
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Chapter 16: Network Security Issues 503
request access to this file, an authentication server searches its database for our access
rights. Once the server confirms that these rights include the requested service (i.e., we
have permission to access the file), it generates an encrypted “ticket,” which enables our
workstation to access the ticket-granting server. The authentication server also returns the
“key” that was used to encrypt something called an “authenticator,” which contains our
name, network address, and the current time. Our workstation then sends the ticket and
authenticator to the ticket-granting server, which decrypts both pieces of data. ...
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