Career
He died in his home in April 2013 of complications from MRSA.
Foreign a number of years in the 1990s, Kleiman was a sworn law enforcement officer for the Palm Beach County Sheriff" General’ s Office (PBSO). Also, while at the PBSO, he worked as a System Security Analyst in the Computer Crimes Division and also helped set up the Computer Forensics Laboratory Dave Kleiman was a regular contributor to a wide array of online forums and mailing lists where he assisted network engineers and other Information Technology professionals of varying levels in solving their issues, regardless of the level of difficulty involved.
Kleiman was also well known as an advisor to engineering professionals in numerous industries.
Dave also regularly volunteered his time and expertise assisting local and federal law enforcement agencies in cases both domestic and international in scope. He was the creator of the "one-shot server lockdown utility" South-lok for Microsoft Windows servers.
On January 1, 2007 he was named a Microsoft Most Valuable Player for Windows - Security
On December 8, 2015 Gizmodo reported that Dave Kleiman may have been involved in the invention of Bitcoin based on information uncovered in several leaked documents. The claim remains very much open to dispute.