ANTIVIRUSBY : Nikhila & Greeshya

Contents1.Damages done by virus2.Ways of preventing virus3.Antivirus4.Examples5.Who discovered antivirus6.Anti spyware7.Anti-worm

8.Anti-Trojan Horse

Damages Done By Virus

• Sometimes display unwanted messages• Some tend to destroy programs or data.• Format hard disks, damage programs and

delete files• Simply replicate themselves.• Bug ridden, and these bugs may lead to

system crashes and data loss.

Clear your Internet cache and your browsing history.

Install an antivirus program

Keep the Windows updated.

Use a pop-up blocker with your browser.

ANTIVIRUS

• A computer program that detects, prevents, and takes action to disarm or remove malicious software programs, such as viruses and worms.

• Help protect your computer against viruses by using antivirus software, such as Microsoft security essentials.

EXAMPLES

Who discovered antivirus

• John McAfee • Found McAfee.• Develop virus scanner.• Invented on 1957.

Antispyware

Protects from the computer pop-ups

Protects from slow performance

Protects security treats caused by

SPYWARE.

Protects from other unwanted

software

Anti-worm

•Anti-worm has multiple meanings within the field of computer security. It can be a piece of software designed to protect against computer worms, combining the features of anti virus software and a personal firewall. It can also mean a worm designed to do something that its author feels is helpful.

Anti Trojan horse

•The purpose of anti-Trojan horse is to provide information about software that detects Trojan horses, removes them and repairs damage caused by them.•An anti-Trojan product should be used in addition to, but not instead of, a security suite, antivirus, anti-spyware or zero-day protection software. After installing anti-Trojan software, immediately check for updates at the vendor's site and turn on the auto update feature (if it has one).