AI security startup CEO posts a job. Deepfake candidate applies, inner turmoil ensues.

Nearly every company, from tech giants like Amazon to small startups, has first-hand experience with fake IT workers applying for jobs - and sometimes even being hired. 

Even so, using a deepfake video to apply for a security researcher role with a company that does threat modeling for AI systems seems incredibly brash. 

"It's one of the most common discussion points that pops up in the CISO groups I'm in," Expel co-founder and CEO Jason Rebholz told The Register, talking about the North Korean-type job interview scam.  "I did not think it was going to happen to me, but here we are." 

Before starting his own AI security shop, Rebholz worked as an incident responder and chief information security officer (CISO). He has researched deepfakes for years, and even used them in his presentations - so he's not an easy target for this type of scam.

In January, Rebholz ...