Topic 9 Part 4: Computer Security and Ethics

Summary

This video discusses various network attacks, common signs of a compromised computer, and steps to take if your computer has been hacked, including security software updates, professional support, and password changes.

Highlights

Network Attacks00:02:45

The video lists various network attacks, including network hijacking, Trojans, DDoS, sniffing, mapping, social engineering, viruses, worms, rootkits, botnets, and denial of service attacks.

Signs of a Hacked Computer00:04:25

Signs that your computer might be hacked include inability to turn it on or off, slow performance, opening pages you didn't click, and constant pop-ups.

Initial Steps After a Hack00:04:37

If hacked, stop banking, shopping, and entering passwords online. Update your security software by installing a new version from a reputable company, checking reviews, and then deleting suspicious files found by the software.

Further Action and Prevention00:05:24

If problems persist, contact your computer manufacturer or other tech support. Once the computer is restored, change all important passwords to strong ones with a mix of upper and lowercase letters, numbers, and symbols. Ensure your operating system and internet browser are set to update automatically. Visit OnGuardOnline.gov for more information.