How to protect your PC from viruses and malware

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Viruses are programs that are embedded in files or utilities and are activated when they are launched. They are capable of modifying or deleting data, as well as moving to other devices. Viruses usually require user intervention to activate (for example, downloading an infected file or clicking on a link).

Trojans are malicious programs that perform actions bulk sms oman unauthorized by the user: they destroy, block, modify or copy information, disrupt the operation of computers or computer networks. One of the key differences between this class of malware is the inability to self-replicate. They usually hide their functions until they are on the target system. Trojans can steal data, install other types of malware, or provide remote access to a PC.

Spyware - these programs serve to covertly track user actions. Spies can record keystrokes, intercept passwords and other confidential information. Sometimes spyware can also change browser settings.

Rootkits - allow attackers to gain unauthorized access to a computer or server while hiding their presence. Rootkits can be installed both at the operating system level and in the hardware firmware.