Trojans
Here's a quick explanation made by
Eye on Tech
Characteristic of trojans
Trojans is a program that contains hidden code that launches an attack, sometimes disguising itself to look like a data file that can spread upon opening it. It can crash or slow down an infected device or network service. However, it does not self-replicate and requires user actions to bring the malware from a system to another.
What does a trojan do?
Trojans can do many things, to name a few, they can create a backdoor, perform DDoS attacks, and can steal data from the infected computer, it can also give an attacker full control over your computer via a remote network connection.
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Examples of notable trojan
Rakhni Trojan
ZeuS/Zbot
How to prevent trojans?
1)Update your operating system’s software as soon as updates are made available from the software company.
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2)Be careful with email attachments, look out for anything suspicious of the email.
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3)Don’t open a link in an email unless you’re confident it comes from a legitimate source.
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4)Don’t download or install programs if you don’t have complete trust in the publisher.