Worms are similar to viruses because they self-replicate, however they do not require any user interaction to be activated.  Worms spread because vulnerabilities or “holes” in software.

Follow these best practices:

• Install a firewall, software or hardware based.  A well configured firewall can help stop propagation of a worm.
• Anti-virus software will often detect worms.  Always keep your anti-virus software up-to-date.
• Know where to find your anti-virus vendor’s “rescue” web site for your home computer.
• Keep your and servers up-to-date with the latest vendor patches.

Cyber Security Tips are provided by Multi-State Information Sharing and Analysis Center (MS-ISAC), http://www.msisac.org

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