Computer Security: Protect your PC and Protect Yourself

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    31-Dec-2015
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Computer Security: Protect your PC and Protect Yourself. Computer Firewalls. Firewalls work to block unsolicited entry to your computer. The firewall routs communication through a proxy server outside the network. Security Center. - PowerPoint PPT Presentation

Transcript of Computer Security: Protect your PC and Protect Yourself

  • *Computer Security:

    Protect your PCand Protect Yourself

  • *Firewalls work to block unsolicited entry to your computer. The firewall routs communication through a proxy server outside the network.Computer Firewalls

  • *Security Center To set your firewall to be enabled to protect your computer go to your Start menu, Click on Settings Control Panel Security Center

  • *Your work computer should already have the firewall enabled. On your home computermake sure the firewall is set to On.

  • Computer FirewallsFirewalls are your first line of computer defense.Select Windows Firewall

  • *Automatic UpdatesAutomatic Updates: your continual line of defense to new viruses, worms, and other hacker tools used to enter your computer.

    Installing updates allows your computer to be continually protected against the changing environment.

  • *Set to Automatically Update

  • *Use Antivirus ProtectionMcAfee, Norton, AVG, etc Only use one of them!!Make sure it is enabled Icon is usually in the system tray

  • *VirusesEmail, Web, and Instant MessageViruses come in email attachments, URL links, and Instant Messages.Do not trust the icons of attachment file. Worms often send executable files which have an icon resembling icons of picture, text or archive files (to fool the user).Never accept attachments from strangers in online chat systems such as IRC, ICQ or AOL Instant Messenger.Avoid downloading files from public newsgroups (Usenet news). These are often used by virus writers to distribute their new viruses.Be wary of installing a free cd to your computer. It may have other things it installs without your knowledge.If you dont know the sender of the message, dont open any attachments, or click on any URL addresses in an email,

  • *Internet Security Anyone who is connected to the internet should know about security. Take time to educate yourself on the issues. Vigilance is the best defense against system vulnerabilities. Install Anti Virus Software and keep it up to date. Using the most up to date version of this will ensure that it is kept up to date. Keep your operating system up to date. The best way to do this if you are using Windows is to turn on auto update. www.microsoft.com/athome/security/protect/

  • *How do you know you have a virus?Your computer runs more slowly than normalYour computer stops responding or locks up oftenYour computer crashes and restarts every few minutes Your computer restarts on its own and then fails to run normallyApplications on your computer don't work correctlyDisks or disk drives are inaccessibleYou can't print correctlyYou see unusual error messagesYou see distorted menus and dialog boxes

  • *Worst Case ScenarioReceived a virus now what?Several PossibilitiesLoad Anti virus software, let the software detect and attempt to fix your computerMay not solve the entire problemReimage your machine (reinstall everything)Time consumingTake it to a professionalCan be costly ($$)

  • *ResourcesThe following web addresses provide very helpful information in addition to this presentation.Security at Home www.microsoft.com/athome/security/protect/ Protecting a new computer http://www.purdue.edu/securepurdue/bestPractices/newComputer.cfm

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