Every online bank transfer, private message and Bitcoin transaction rests on the assumption that some math problems are ...

The encryption protecting billions of dollars, which experts once called unbreakable, no longer works. Hackers don’t need passwords. They don’t brute-force keys. They simply walk through digital ...

ZachXBT linked a fake Coinbase “help desk” campaign to about $2 million in losses by combining onchain signals with offchain ...