Conficker: How to prevent it and remove it
The Conficker/Downadup worm, which first surfaced in November 2008, has infected thousands of business networks. Unpatched computers are at most risk of infection with Conficker exploiting these computers, overcoming weak passwords and propagating itself through unprotected USB storage devices.
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To prevent infection, Sophos recommends:
- Apply the MS08-67 patch
- Disable file and print sharing
Strengthen your password
- Turn off autorun for USB devices
- Apply a device control policy
- Finally, you should use network access control (NAC) to check that patches, antivirus and firewall are installed, running and up to date.
Learn more about how Conficker spreads
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