Computer Security - What Exactly Is It? The major technical areas of computer security are confidentiality, integrity and authentication/availability. Confidentiality, also known as secrecy or privacy, means that the information you own cannot be accessed by unauthorized parties. Breaches of confidentiality range from the embarrassing to the disastrous. Integrity means that your information is protected against unauthorized changes...... Similar Editorial : by davidtuffel. | Source : Windows Antivirus