Some spyware collects information about you without your consent or produces unwanted pop-up ads on your web browser.
Software firewalls are widely recommended for single computers.
The software is prepackaged on some operating systems or can be purchased for individual computers.
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A special agent in our Cyber Division offered the following: A firewall helps protect your computer from hackers who might try to gain access to crash it, delete information, or even steal passwords or other sensitive information.
Most types of antivirus software can be set up to update automatically.
Spyware is just what it sounds like—software that is surreptitiously installed on your computer to let others peer into your activities on the computer.
If it detects malicious code, like a virus or a worm, it works to disarm or remove it.
Viruses can infect computers without users’ knowledge.