David Jacoby (aka “pewp”) is a pioneering Swedish hacker with over 30 years of influence in cybersecurity and hacker culture. From the early days of BBS systems, war dialing, and underground groups like Hack.se to connections with the Pirate Bay founders and the infamous CIA website hack, his journey shaped how hacking is viewed worldwide. He has been a technical advisor for the Millennium Trilogy (The Girl with the Dragon Tattoo), starred in mainstream TV series like “Hacked”, founded Unreached AB, and now drives innovation as Chief Strategy Officer at Syndis in Iceland. Known for blending technical brilliance with cultural impact, Jacoby’s career reflects the evolution of hacking from underground curiosity to a force that redefined modern cybersecurity.