10 Most Common Malwares And Their Preventions


#2 SPAM

Spam is the electronic version of junk mail which sends unwanted messages and advertising to large number of recipients. Spam is a severe security issue, as it can send emails that contain Trojan horses, worms, viruses, spyware and targeted attacks aimed at stealing sensitive, personal data. If your mail do not contain an email ID, that can be a spam. Some spam can have offensive words or links to web sites with improper content.

Prevention: 1) Try to install spam blocking software and keep it updated; 2) Do not respond to spam mails; 3) Never click on URL links within IM if they are not from a known source; 4) Cancel all instant messages from unknown source

# 3 SPYWARE:

Spyware is software that gets installed into the system without user’s knowledge. It can monitor user actions or can restrict user’s control over a system. Spyware tries to remain unnoticed, either by actively hiding or not making its presence on computer. Spyware can collect personal data like credit card details, username or pass words, website visited. It can also install other malwares, redirect web browsers to malicious websites, and change computer settings.

Prevention: 1) Use popular anti-spyware programs like Spybot - Search & Destroy, PC Tools’ Spyware Doctor Symantec, McAfee, and Zone Alarm, these programs acts as anti-virus software and scan all incoming network traffic and block threats that are detected; 2) Do daily, weekly, or monthly scans of your system to detect and eliminate any spyware that are being installed; 3) Configure the firewall in the internet security program to avoid unwanted requests for outbound communication.

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