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Chapter 11

TermDefinition
access control mechanism used in an information system for granting or denying approval to use specific resources
ACL a set of permissions that is attached to an object
access control model predefined framework found in hardware and software that a custodian can use for controlling access
account expiration the process of setting a user's account to expire
DAC least restrictive access control model in which the owner of the object has total control over it
XTACACS 2nd version of the TACACS authentication service
group policy a microsoft wondows feature that provides centralized management and configuration of computers and remote users
implicit deny rejecting access unles a condition is met
job rotation the act of moving individuals from one job responsibility to another
Kerberos authentication system developed by the MIT and used to verify the identity of networked users
LDAP injection attack attack that constructs LDAP statements based on user input statements, allowing the attacker to retrieve info from the LDAP database or modify its content
least privilege providing only the minimum amount of privileges necessary to perform a job or function
LDAP protocol for a client application to access an X.500 directory
MAC the most restrictive access control model, typically found in military settings in which security is of supreme importance
Mandatory vacations requiring that all employees take vacations
RADIUS an industry standard authentication service with widespread support across nearly all vendors of networking equipment
RBAC a real world access control model in which access is based on a user's job function within the organization
RBAC an access control model that can dynamically assign roles to subjects based on a set of rules defined by a custodian
Secure LDAP transporting LDAP traffic over SSL or TLS
SAML an XML standard that allows secure web domains to exchange user authentication and authorization data
separation of duties the practice of requiring that processes should be divided between 2 or more individuals
TACACS+ current version of the TACACS authentication service
TACACS an authentication service commonly used on UNIX devices that communicates by forwarding user authentication infomation to a centralized server
time-of-day restriction Limitation imposed as to when a user can log in to a system or access resources
Created by: JacobAntholz
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