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10 Fast and Free Windows Security Tips

Articles > Computing

By Kevin Hammond, Database Development Services, Inc
Updated on Jan 24, 2008

Before you spend a dime on security, there are many precautions you can take that will protect you against the most common threats.

1. Windows Update - Check Windows Update and regularly. Configure automatic updates via the control panel click on the Automatic Updates tab in the System control panel and choose the appropriate options. We recommend choosing the last option: "Automatically download the updates, and install them on the schedule I specify (ie. Every Day, 9:00AM)".

It's important to always keep current with the latest security fixes from Microsoft. Install all critical updates available. Since over 90% of the world PC's are running Windows operating systems, malicious programmers most likely will be targeting you and your Windows machines.

2. Anti-Virus Software - Buy anti-virus software and keep it up to date. If you're not willing to pay, try Grisoft AVG Free Edition (www.grisoft.com). Though, Norton's Anti-virus isn't the top selling software in the world without reason. Use Live Update to ensure your computer is safe.

3. Internet Dangers - Be skeptical of things on the Internet. When browsing the web don't accept any installations without knowing it is necessary.

Assumptions - Make None
Don't assume that any email that is from even a friend is truly from that friend. Don't assume that an attachment is what it says it is. Don't give out your password to anyone, even if that person claims to be from "support." Don't say yes to security warnings on the Internet unless you know what you are doing.

Try running Jason Levine's Browser Security Tests. They will provide you with an insight on how vulnerable you might still be to a number of common exploits.

Turn Off that PC
And lastly, make sure you turn off your PC before leaving work. Worms can penetrate networks, and hackers typically do their best work late at night.

4. Firewall Software - Install a personal firewall. Free firewall's available now are Comodo (www.personalfirewall.comodo.com), and Zone Alarm (www.zonelabs.com) offer free versions. Or if you chose not to use a third party firewall, turn on Microsoft Windows XP built in firewall that is part of Windows XP SP2.

In addition most routers have basic NAT firewall protection, use them as the first firewall protection for your broadband connection. If you have a broadband connection get a router and/or a software firewall It's not whether you will get hit, but when you will exposed by a worm, hacker, or virus.

5. Spy-ware Software
UPDATE: Spyware problems are slowly disappearing as Microsoft has improved Windows so spyware it not so easily loaded, especially if you are running Vista with UAC On or Windows SP2.. In addition many anti-virus products include a level of spyware protection now. If you want to ensure your spyware FREE, chose SpyBot Search & Destroy, and Ad-Aware to check your system.

SpyBot Search & Destroy (http://safer-networking.org)
Can detect and remove a multitude of adware files and modules from your computer. Spybot also can clean program and Web-usage tracks from your system. Modules chosen for removal can be sent directly to the included file shredder, ensuring complete elimination from your system. The handy online-update feature ensures that Spybot always has the most current and complete listings of adware, dialers, and other uninvited system residents.

Ad-Aware (http://lavasoft.com)
Can scan your RAM, registry, hard drives, and external storage devices for known data-mining, advertising, and tracking components, Ad-aware can easily clean out your system, allowing you to maintain a higher degree of privacy while you surf the Web.

Other Spyware Precautions
Start -> Run -> MSCONFIG

And lastly you may wish to look at what software is setup to run when your PC starts up. Click Start->Run and type in msconfig. Then click the tab Startup. Disable any entries that you wish to not startup when your PC starts (don't disable your antivirus or firewall software).

HiJackThis (http://www.spychecker.com/program/hijackthis.html)
HijackThis is a tool, that lists all installed browser add-on, buttons, startup items and allows you to inspect, and optionally remove selected items. The program can create a backup of your original settings and also ignore selected items. A very powerful program to diagnose and help fix problems with spyware and browser hijacking.

P2P
Many freeware programs, and peer to peer programs like Grokster, Imesh, Kazaa and others are amongst the most notorious. They come with an enormous amount of bundled spyware that will eat system resources, slow down your system, clash with other installed software, or just plain crash your browser or even Windows itself. You have been warned!!!

6. Passwords - Use strong passwords and change them periodically. Passwords should have at least seven characters; use letters and numbers and have at least one symbol. A good example would be "u8ntg#kh". This will make it much harder for anyone to gain access to your accounts.

7. Email Clients - If you're using Outlook or Outlook Express, use the current version or one with the Outlook Security Update installed. This will update past versions numerous vulnerabilities. Try Outlook 2003 as it has many security features. For example, not loading external web based images and includes a built in Spam filter.

8. Disable Windows Pop-Ups - Block pop-up spam messages in Windows XP, 2000, or NT by disabling the Windows Messenger service (this is unrelated to the instant messaging program). Open Control Panel -> Administrative Tools -> Services and you'll see Messenger. Right-click and go to Properties. Set Start-up Type to Disabled and press the Stop button. Bye-bye, spam pop-ups! Any good firewall will also stop them. If you are not using windows messaging, disable it too!!!

9. Wireless Security - If you have a wireless network, turn on the security features: Use MAC filtering, turn off SSID broadcast, and even use WEP with the biggest key you can get. Use the strongest possible security, instead of WEP use WPA2.

10. Security Groups - Join a e-mail security list or newsgroup. You can learn about emerging threats quickly and can take proper precautions.

Windows XP Service Pack 2. This free update has three areas of security: default firewall, automatic update and scanning for current virus protection. This is a must update if you have not done so. Now Windows XP Service Pack 3 is available as of the summer of 2008.

The Service Pack features a new security icon in the control panel which integrates with your anti virus and firewall to give you a quick glance at your current security settings. One feature of this service pack is that the built in Windows Firewall will be turned on by default. Download and install if you have not.


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Database Development Services
Windows Security Tips
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