What Are You Letting OUT of Your Network?

I had an interesting question from a client last month.  They were looking for guidance on “egress filtering.”  Egress filtering is the concept of tuning your perimeter defenses (firewalls, routers, IDS*, and UTM* devices) to review and restrict the flow of information that is leaving your network.

Historically, most perimeter defenses are are designed to keep bad ...

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Report and Recover from Identity Theft with New FTC Service

Identity theft is a crime that can take years to recover from.  One of the early problems for an identity theft victim has been the requirement to file a police report.  Many police departments do not devote much effort to identity theft, so sometimes getting the police to actually create a report and provide you with a report number can difficult.  If the ...

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Anti-Drone Tactics

Drones have become the must-have item for many people this year.  Some of them are your neighbors, and they may be annoying you or intruding on your privacy.  On the other hand, it may be a member of our military hunting a terrorist.  Or, increasingly, it may be a terrorist using a drone to provide surveillance, or worse yet, deliver something deadly like a ...

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The Google Docs Hoax: What Have We Learned?

It has been a couple of weeks since the Google Docs hoax spread across the Internet like wildfire.  What have we learned about this exploit?

Originally this appeared to be a phishing campaign, but phishing emails are spoofed clever replicas.  These emails were the genuine article, and were sent from Google mail servers, from the hijacked Google accounts of people you were likely to know.  This made the exploit difficult to detect, ...

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The Economics of the Tech Support Scam

We have reported a few times about the tech support scammers who use cold-calling phone lists or browser pop-ups with 800 number “support” lines to trick people into paying $300 or more for “malware removal” and other services that the computer doesn’t need.  And the pop-ups can be scary and convincing as in the example image.

Naked Security recently reported on the work of ...

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Linksys Wireless Routers Have Security Vulnerabilities

Research firm IOActive recently released a an article that revealed some serious security deficiencies on popular Linksys Smart Wi-Fi products.  They have notified Linksys, and Linksys is working on the firmware upgrades that will be necessary to fix these issue, and they have issued a security advisory.

Among the vulnerabilities discovered:

  • Unauthenticated attacker can create a denial-of-service ...
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Why Biometrics Aren’t the Answer

Happy World Password Day.  I have been following the progress that NIST is making in formulating new standards for user authentication.  Something I found surprising was that NIST is not recommending using biometrics as a form of authentication.  The two main reasons are that biometrics, such as fingerprints, iris scans, and voice recognition, are not a secret.  For instance, you leave your fingerprints behind everywhere you touch something. ...

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FBI: Lottery Scammer Pleads Guilty

Back in December we wrote about FBI Operation Hard Copy in order to warn our readers about telemarketing lottery scams and how they work.  Recently, the FBI reported that one of the people arrested in that operation had plead guilty to one count of wire fraud.

According to the FBI:

Ronald John Mendleski, 72, of Bokeelia, Florida, pleaded guilty to one count of wire fraud before U. S. Magistrate Judge ...

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