Patrick Clawson has left CyberGuard Corporation to take up the position of chairman, CEO and president of PatchLink.

Clawson has more than 20 years of software industry experience and hewill work with PatchLink's management team to execute a new global salesstrategy.

In a four-year stint at CyberGuard, Clawson oversaw a period ofacquisitions and increased revenue. In August 2005, CyberGuard wasacquired by Secure Computing.