Ralph Tkatchuk is founder of TK DataSec, a fraud-prevention and security consultancy. Since 2001 he has worked for or advised leading health care companies, banks, and management consulting firms on data security, fraud prevention, and infrastructure vulnerability. He holds B.S. and M.S. degrees in Computer Science from the University of Calgary.
Shopping on smartphones and tablets is convenient for consumers and provides merchants with increased revenue streams. It also changes the payment fraud landscape.
As merchants race to accept mobile transactions, fraudsters ...
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