DEF CON 34 Opens Today: AI Agents Graduate From Novelty to Standard Hacking Weapon

When the Benevolent Bureau of Birds runs the DEF CON Capture the Flag finals this weekend, they will be presiding over something that did not exist two years ago: a competitive environment where autonomous AI agents are expected, not exceptional. That competitive shift — from novelty to norm in two iterations of the world's most prestigious hacking championship — is the defining story of DEF CON 34, which opens this afternoon at the Las Vegas Convention Center's West Hall for a four-day run through Sunday, August 9. The conference opens at 10:00 AM PDT (1:00 PM ET) when founder Jeff "The Dark Tangent" Moss delivers his traditional welcome address, framing this year's event around the theme of "Agency" — self-determination in an era of algorithmic manipulation, dark patterns, and shrinking digital autonomy. "Dark patterns embedded in apps circumvent our will, hijacking our focus," the official theme document states. "Tech giants conspire to shrink our pool of options for information and communication while their algorithms maximize rage engagement and spread deliberate disinformation and bot content." DEF CON's answer — in the theme's framing and in the research being presented across its 38 villages and dozens of simultaneous competitions — is active…