1. By Arisara Sangsopapun
Security By
Arisara Sangsopapun

2. What is computer security
Prevention
prevent assets from being damaged
Detection
allow you detect when asset has been damaged
Reaction
allow you recover asset

3. Threats, Vulnerabilities and Attacks
is any incidences that have an undesirable effect on asset
Vulnerability
is some unfortunate characteristic that makes it possible for a threat
Attack
is some action involves the exploitation of certain vulnerabilities and leads to threat

4. Types of Threats Disclosure Threat Integrity Threat
the dissemination of information to an individual for whom that information should not be seen
Integrity Threat
any unauthorized change to information stored on a computer system
Denial of Service Threat
occurs when access to computer system resource is intentionally blocked as a result of bad action taken by another user

5. Trojan Horses and Viruses
any program that is expected to perform some desirable function, but it actually performs some undesirable function
Viruses
virus can reproduce itself and infect other program

6. Common Attack Methods Password Spoof program Logic Bomb
spoofing the use to believe that computer is correctly and prompting that user for login and password information
Logic Bomb
is coded embedded in some program that is set to explode when certain criteria are met

7. Simple Attack Prevention Methods
Individual Screening
Checking the background, credentials, family and other personal
information of individual who can possible attack
Physical Controls
securing the facility and enclosure the surrounding a
computer system.
Care in Operations
being careful in our own activities to avoid common types
of attack