Security

Poor Patching the is the #1 Security Threat for Business PCs

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According to Symantec’s 2009 security review, the biggest single threat to computer security is a user’s failure to apply new security patches when they become available. A “patch” is simply a software fix to a known security bug in a software program. Once a vulnerability is discovered, software vendors scramble to develop a patch to prevent hackers from using this to access PCs – but their release of a patch is also a “go” sign for hackers who them scramble to write viruses designed to exploit PC users who haven’t gotten around to patching or updating their system.

As you might expect, online criminal opportunism is at an all-time high. One well-written virus can spread and attack millions of PCs in minutes, giving these cyber criminals access and control over your PC – often without YOU ever realizing it until it’s too late. And since most of us are storing … Keep reading

Scan Your Facebook Privacy Settings

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The privacy settings and controls on Facebook can be confusing and difficult to navigate, which is why the social networking site has been the source of major controversy in the news recently.  If you want to check how secure your account actually is, you can use a tool from reclaimprivacy.org.
Bookmark the link on the site’s homepage, then log in to your Facebook account.
After you log in to Facebook, visit your privacy settings page.  Then click on the bookmark from reclaimprivacy.org.  The tool will scan your account’s privacy settings.  You will find out how secure your settings are, and what you might want to adjust.  I tried it myself and found that my information could be accessed by third-party websites.  I never gave Facebook my permission to give out my information, which is pretty unsettling.

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What You Should Know About Email Encryption

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Have you ever sent an email containing:

-A Credit Card Number?

-A Social Security Number?

-Confidential Documents Attached?

When you sent these emails, were they encrypted?  If your answer is no, or you’re not sure, then you may have compromised sensitive information.  Most email you send travels a great distance over many networks, secure and unsecure, monitored and unmonitored.  These messages pass through and make copies of themselves on servers all over the internet.  In short, anyone with access to those servers can read your unencrypted emails.

Would you write your social security number on a post card and send it in the mail?  My guess is no, but sending sensitive information in an unencrypted email is just as dangerous.

So what can you do to protect your emails?

If you are mailing a check to pay a bill, you probably enclose the check in a security envelope with crossed … Keep reading

How to Prevent Viruses on Your Computers

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If you missed our webinar on virus prevention, you can watch an excerpt from the presentation:

http://www.youtube.com/user/NexxtepTechnology

This video explains what to look for in questionable emails, what admin rights are and why you might want to remove them, and examples of social networking scams, among other things.… Keep reading

HTTP vs. HTTPS

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My mom (Hi Mom!) forwarded me an email last week and asked me if it was true.  Unlike many forwards, the information in the email was true, and important to know:

HTTP stands for Hyper Text Transport Protocol. The S in HTTPS stands for “Secure”.  If you visit a website or webpage, and look at the address in the web browser, it will likely begin with the following: http://.

This means that the website is talking to your browser using the regular, “unsecure” language. In other words, it is possible for someone to “eavesdrop” on your computer’s conversation with the website. If you fill out a form on the website, someone might see the information you send to that site.

This is why you should never ever enter your credit card number in an HTTP website.  But if the web address begins with https://, your computer is talking to … Keep reading

Social Networking, Acceptable Use Policies, and You

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At the end of this month, we will hold a webinar about Social Networking in Business and Acceptable Use Policies.  More information about this webinar will become available in the coming weeks.

The following are facts about the use of social networking at work.  Some may be common knowledge, but others might surprise you:

  • Loss of productivity: According to a study by information security consultancy Global Secure Systems and the organizers of the Infosecurity Europe trade show, the use of such sites is costing U.K. business an estimated $12.5 billion per year in terms of reduced output. Another study showed that employees spend at least 30 minutes a day visiting these sites with some employees spending up to three hours of their working day taking care of their online profile.
  • Impact on network resources as bandwidth is consumed: In smaller organizations, unnecessary browsing, uploading to and downloading of files
  • Keep reading

Overused Passwords

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I wrote an article a few weeks ago about the importance of secure passwords and a solution for password management called LastPass.  You can read that article in our blog by clicking here.
Stuart Avera recently shared another article with me that further highlights the importance of creating strong passwords.  I encourage you to read this article from The New York Times here
The article shows this list of common passwords that you may want to avoid using:

LastPass

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If you want to keep your information safe online, you should use a different password for every account you create. However, it is almost impossible to remember all these passwords, so most people use the same password for some or all of their accounts.

You can have the best of both worlds: the security of multiple passwords and the convenience of having only one password. LastPass is a secure program that stores all of your passwords in one account. The installation process is painless, and every time you create a new account afterwards, LastPass will store it and automatically fill in your login and password information the next time you access the account. It can even scan your browsers for currently saved passwords.

Of course, this program is safest on a computer that only you can access.

Click here to download LastPassKeep reading

Outsmart the Viruses

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By default, Windows hides file extensions. For example, a picture file named “Bill.jpg” would display as “Bill.”

This can be dangerous and confusing, allowing viruses to disguise themselves in email attachments. Most viruses disguise themselves as different file types to trick you into opening them. With hidden file extensions, a virus file “Bill.jpg.exe” would display as “Bill.jpg.”

To avoid confusion and lower your chances of opening a virus file, you can un-hide file extensions in Windows.

  • Click Start Settings Control Panel Folder Options.
  • Select the View tab, un-check “Hide file extensions for known types.”
  • Click OK to finish.

Anne Wilhoite… Keep reading

Is Your Password Weak?

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One of our network engineers came to me this week and asked me to write a tech tip on the importance of using complex passwords.  He had recently had a few experiences where clients were reluctant to use suitable passwords.  I had already written on this subject several times, so I was reluctant to write yet another tip.  Then, I came across PasswordMeter.com.  If you think your password is “complex enough,” try testing it on this website.  You might be surprised.  (Just to be on the safe side, I suggest not testing your actual password but rather a very similar password.  You can never be too safe.)
- Ryan Williams

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