CISSP: Certified Information Systems Security Professional by Ed Tittel, Mike Chapple, James Michael Stewart

By Ed Tittel, Mike Chapple, James Michael Stewart

IT safety talents are in excessive call for, and the CISSP learn advisor may give you the abilities you want to pursue a profitable profession as an IT safeguard expert. backed by means of (ICS2), CISSP was once chosen as one of many "10 most well-liked Certifications for 2002" by way of the top certification site, It was once built to validate mastery of a global average for info protection. issues coated comprise protection structure, entry keep watch over platforms, cryptography, operations and actual safeguard, legislations, research & ethics. Written by means of IT protection specialists with years of real-world safeguard event, this publication presents in-depth insurance of all professional examination domain names and contains 1000s of demanding overview questions, digital flashcards, and a searchable digital model of the full publication.

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The military security labels mentioned earlier range from highest sensitivity to lowest: top secret, secret, confidential, sensitive but unclassified (SBU), and unclassified. Common corporate or commercial security labels are confidential, proprietary, private, sensitive, and public. com 16 Chapter 1 Accountability and Access Control Security classifications indicate a hierarchy of sensitivity, but each level is distinct. In fact, the distinctness of these levels introduces problems when attempting to move objects from one level to another.

A network that employs a RADIUS server is configured so the remote access server passes dial-up user logon credentials to the RADIUS server for authentication. This process is similar to that used by domain clients sending logon credentials to a domain controller for authentication. Terminal Access Controller Access Control System (TACACS) is an alternative to RADIUS. TACACS is available in three versions: original TACACS, XTACACS (Extended TACACS), and TACACS+. TACACS integrates the authentication and authorization processes.

This principle states that subjects should be granted only the amount of access to objects that is required to accomplish their assigned work tasks. This principle has a converse that should be followed as well: subjects should be blocked from accessing objects that are not required by their work tasks. Determining which subjects have access to which objects is a function of the organizational security policy, the organizational hierarchy of personnel, and the implementation of an access control model.

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