Ulf Mattsson is the chief technology officer at Atlantic BT Security Solutions and earlier at Compliance Engineering. He was the chief technology officer and a founder of Protegrity. Prior to Protegrity, Ulf worked for 20 years at IBM in software development. He holds more than 50 patents and has worked in standards bodies, including ANSI X9 and PCI DSS. Leading journals and professions magazines have published more than 100 of his in-depth professional papers.