What is a Blended Threat?

A blended threat is a computer network attack that seeks to maximize the damage and speed of contamination by combining methods, for example using characteristics of both viruses and worms.

An attack using a blended approach might send a virus via an e-mail attachment, alone with a Trojan horse embedded in an HTML file that will cause damage to the recipient computer. The Nimda, Code Red, and Bugbear exploits were all examples of blended threats.

A blended threat typically includes:

  • More than one means of propagation
  • Exploitation of Existing vulnerabilities (such as security holes)
  • Creating new vulnerabilities through spyware
  • The intent to cause real harm to the computer or network
  • Automatic increased spreading and reinstalling once infected

What is the solution for the Small Business?
If you have Spam, Spyware, or Viruses on your network, you first need to get rid of it. Remediation can be time-consuming, but it is the essential first-step in protecting your valuable asset. If you suspect you have these issues, call Sigma Data Systems today to execute a plan-of-attack.

An Ounce of Prevention is Worth Ten Pounds of Cure.
Once your network is cleared of Spam, Spyware and Viruses, you need to take steps to guard against future infections. This is a time and money-saving measure that will reap benefits for years to come. To guard against blended threats, in addition to educating users about proper e-mail handling and Internet use, experts urge businesses to:

  • Use and maintain good firewall products
  • Employ enterprise-wide software to detect viruses, spyware and filter SPAM

In addition to a reliable firewall, Sigma Data Systems recommends the following packaged solutions for protecting your network from threats of all types, including Blended Threats:

  • Spyware Blocking and Removal
  • Webroot Spy Sweeper Enterprise
  • Anti-Virus Protection
  • Symantec Anti-Virus Corporate Edition
  • Spam Filtering and Mitigation
  • Sigmahost.net Spam Filtering Service


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