Today's most common & high risk computer security threats

In the series of post listed in the blog, we address today's high risk security threats that you might not be aware of. These are the most popular threats to computer security. Some of the most known malicious software forms are the following:

1. Backdoor - A backdoor in a computer system is a method of bypassing normal authentication, securing remote access to a computer, obtaining access to plain text, and so on, while attempting to remain undetected. you can gather that a backdoor is a passage into your computer, which allows the bypassing of the normal authentication procedures. A backdoor lets hackers to utilize your computer for whatever reason they can think of.

2. Adbots - Similar to spybots, adbots are computer programs that cache themselves in advertisements that display on a user’s computer when certain predefined links are clicked on and used. They are utilized to deliver advertisements- including unwanted ones- to your computer. They typically come in the form of pop ups. While they are not always harmful, their appearance means that your computer is likely to be infected by other threads(like virus,worms,malware) & need for virus removal .

3. Hijacker - These are programs that take control of your browsers, opening up pages which you do not choose to view. They are a low security threat, but obnoxious.

4. Trojans - Trojans are backdoors used by hackers to get information from your computer or perhaps use it as their tool for malicious activities like spamming, hacking someone else's system, or even running an internet extortion scheme through your computer! .It appears desirable but actually contains something harmful; "the contents of a Trojan can be a virus or a worm. You can manually remove a Trojan horse virus when it is quite difficult to remove it from your computer, even if you are not using good anti-virus software.

 5. Spyware & Worms - Spyware is a type of malware that can be installed on computers and collects little bits of information at a time about users without their knowledge. The presence of spyware is typically hidden from the user, difficult to detect and spyware can harm your computer also. Spyware is known to change computer settings, resulting in slow Internet connection speeds, unauthorized changes in home pages, loss of Internet connection, or functionality of other programs. 

Whereas Worms are unwanted program that uses system or application vulnerabilities to infect a computer without the user doing anything but connecting to an infected network. Spreads without the user taking any action and usually exploits a bug in an operating system or some other program that may be running on a computer.

Learning about them is very important so you can be more cautious and know how to protect your computer from them.

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