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Security Basics

the broad security gimmes

QuestionAnswer
Confidentiality prevents the unauthorized disclosure of data
Encryption scrambles data to make it unreadable
Access Controls method of ensuring that only authorized personnel can access data
Identification claiming an identity
Authentication proving an identity
Authorization grant/restrict access to resources
Stenography hiding data within data
Obfuscation make data unclear/difficult to understand. rejected as a method of reliable security
Stenography hiding data in plain sight
Integrity assures that data hasn't been changed
Hash random number created by running an algorithm against data
Availability services are available when needed
non-repudiation the inability to refute validity
Risk the likelihood that an exploit will result in a loss
Threat any circumstance that can compromise CIA
Vulnerability a weakness
Kerberos network authentication mechanism useful against man in the middle with mutual authentication and replay attacks with tickets. unix & AD.
New Technology LAN Manager uses a Message Digest hash algorithm to challenge users and check credentials
role-BAC grants access by placing users in groups based on their assignments. matrix.
rule-BAC grants access by a set of instructions
DAC an object's owner establishes access for any other user. susceptible to trojans.
MAC uses security labels to identify objects and subjects. lattice.
ABAC access control for software based networks
Created by: octaviusewoods
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