Bugs & Viruses!

Difference between Bugs & Viruses!
Software & Hardware errors called Bugs, While Viruses are malicious software

Related Words:
Bug
Trojan
Spyware
Worms
Threats
SPAM
Phishing
Hacking
Malicious Software
Malware
Virus

BUG
The original Bug!
Grace Hopper (1906-1992)
On one occasion during Hopper’s work for Aiken, the computer failed. Hopper traced the problem and found a Bug (insect) in the wiring. While she was removing the Bug, said I am debugging the machine!

DEBUG
Trace a problem and solve it…
Debugging means tracing an error in hardware or software and removing it!

TROJAN-HORSE
The first Trojan-Horse
In ancient roman time…
SPARTA is attacking TROY, but they could not able to go through the mighty walls of TROY. SPARTANS mad a wooden horse and placed it in front of TROY’s gate. The TROYs taken the horse inside the Gate. At midnight; soldiers filled in the horse came out and open the Gate of TROY and thousand of SPARTA’s soldiers entered the fort and defeated the TROYs!

SPYWARE
Triggered to spy
SPYWAREs are made to spy on any important or sensitive data or find out what are you doing with/on your computer!

WORMS
Mostly harmless..!!
Worms are mostly harmless, but they written to make fun of some one or do tricks on screen!
Worms copies itself to memory and then spreads to folders and drives.

THREATS
Security Risk
If your system has some security settings are wrong then your system is easily connectable remotely.
Anyone with some advance knowledge of Hacking can connect to your system without your permission.

PHISHING
Online phishing (pronounced like the word fishing) is a way to trick computer users into revealing personal or financial information through an e mail message or website. A common online phishing scam starts with an e mail message that looks like an official notice from a trusted source, such as a bank, credit card company, or reputable online merchant. In the e mail message, recipients are directed to a fraudulent website where they are asked to provide personal information, such as an account number or password. This information is then usually used for identity theft.

HACKING
Getting in someone’s System (without their permission!) and copying or deleting their data will called Hacking! Some time hacking used to Hack a software to use without license (Pirated software).

MALICIOUS SOFTWARE, MALWARE AND VIRUSES
Meant to damage!
A virus is a program that replicates itself. It spreads by making copies of itself on a computer or by inserting computer code into program or operating system files. Viruses don't always damage files or computers, but they usually affect a computer's performance and stability. For a virus to infect a computer or to spread, you usually have to do something, such as open an infected program.

Symptoms of Virus!
Often system hangs
Software not running properly
Files are corrupted
Icons are wrong or missing
Automatically restarting
Some messages shows frequently

Fight against Viruses…
Anti-Virus
Anti-Spyware (Windows Defender)
Firewall
User Account Control
Parental Control
Windows Update
Backup & Restore