Synack's $52 Million Investment Fuels Future of Remote Security Testing from World's Elite Hackers Synack advances the only crowdsourced penetration testing platform that pairs ethical hacking skills with artificial intelligence to confront new and evolving cyber threats. REDWOOD CITY, Calif., May 28, 2020-- Synack, Inc. (“Synack”) today announced that it raised $52 million in Series D funding to transform security testing through its crowdsourced platform powered by the world’s most skilled ethical hackers who work with proprietary Synack technology to accelerate the hunt for critical software vulnerabilities.