Over the course of a 15-year career as a security professional, Johnny Long - aka j0hnnyhax - led a team breaking into the systems (and occasionally the buildings) of major firms and US government agencies to identify their security holes.
Long has written and contributed to over a dozen books on security, and is still a regular speaker on the security conference circuit. But one thing he never imagined himself doing, he says, was using his IT skills to help charities save lives.
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