Question

Compare the relationships between security services and security mechanisms.

Answer 1

Security services



Authentication: assures recipient that the message is from the sourcethat it claims to be from. 

Access Control: controls who can have access to resource under what condition

Availability: available to authorized entities for 24/7. 

Confidentiality: information is not made available to unauthorized individual

Integrity: assurance that the message is unaltered

Non-Repudiation: protection against denial of sending or receiving in the communication

Security Mechanisms