Tech Tips November 2009

Learn about some bad things on the internet and email, Definitions, differences and where to learn about them.

Definitions

Virus:    A computer virus is a computer program that can copy itself and infect a computer

Trojan:  A Trojan horse (sometimes shortened to trojan), is non-self-replicating malware that appears to perform a desirable function for the user but instead facilitates unauthorized access to the user's computer system.

Worm: A computer worm is a self-replicating computer program. It uses a network to send copies of itself to other nodes (computers on the network) and it may do so without any user intervention.

Spam: E-mail spam, also known as junk e-mail, is a subset of spam that involves nearly identical messages sent to numerous recipients by e-mail

Adware: Adware or advertising-supported software is any software package which automatically plays, displays, or downloads advertisements to a computer after the software is installed on it or while the application is being used.

Spyware: Spyware is a type of malware that is installed on computers and collects information about users without their knowledge.

Malware:  Malware, short for malicious software, is software designed to infiltrate or damage a computer system without the owner's informed consent.

Scareware: Scareware comprises several classes of scam software, often with limited or no benefit, sold to consumers via certain unethical marketing practices.

Chain e-mail: A typical chain letter consists of a message that attempts to induce the recipient to make a number of copies of the letter and then pass them on to as many recipients as possible.

Phishing:  In the field of computer security, phishing is the criminally fraudulent process of attempting to acquire sensitive information such as usernames, passwords and credit card details by masquerading as a trustworthy entity in an electronic communication.

Use these web sites to help you decide what’s real and what’s not

http://www.hoax-slayer.com/email-hoax-archive.html

http://www.hoaxbusters.org/

http://vil.mcafee.com/hoax.asp



Back to the top