A Trojan horse, or Trojan, is a type of malware that is disguised as legitimate software. When a user downloads and installs a Trojan, they may not realize that it is actually malware. Once installed, a Trojan can be used to gain access to a user’s computer and steal sensitive information, such as passwords or financial data.
There are many different types of Trojans, including remote access Trojans (RATs), password-stealing Trojans, and ransomware Trojans. RATs allow attackers to remotely control a victim’s computer, while password-stealing Trojans are designed to capture login credentials and other sensitive information. Ransomware Trojans, on the other hand, encrypt a victim’s files and demand a ransom to restore access.
Trojans can be spread through a variety of means, including email attachments, downloads from the internet, and instant messaging. They can also be bundled with legitimate software and distributed through software downloads or updates.
To protect against Trojans, it is important to be cautious when downloading and installing software or opening email attachments from unknown sources. It is also a good idea to keep your operating system and software up to date with the latest security patches, and to use antivirus software.
In addition to these measures, it is important to be aware of social engineering tactics that attackers may use to trick you into downloading and installing a Trojan. These tactics can include creating fake websites or email messages that appear legitimate, but are actually designed to lure you into installing malware. By being vigilant and aware of these tactics, you can help protect yourself and your computer against Trojans and other malware.