Following the prior difficulty recalibration that occurred 2,016 blocks ago—roughly two weeks back on Feb. 7—the Bitcoin protocol has now delivered a sharp counterpunch. On Thursday, at block height 937440, mining difficulty climbed 14.73%, effectively wiping out the earlier steep reduction and reminding participants that in this arena, gravity is optional and reversals are swift. […]
Source link
White Hats Used Anthropic’s Claude to Break Into OpenAI in 72 Hours
Key TakeawaysHacktron AI reported the OpenAI chain through Bugcrowd on July 25, 2026, and collected a $6,500 bounty.Claude Opus 5...













