This Unbreakable CIA Cipher Fooled the World for 37 Years. Then Two People Accidentally Solved It.

A single leaked hint exposed the CIA’s most puzzling code. But dozens of the world’s toughest ciphers are still waiting to be ...

Popular crypto mining stock surges after $5.5B Amazon deal

Crypto miner Cipher Mining (CIFR) soared nearly 20% in pre-market on Monday after announcing a $5.5 billion, 15-year deal with Amazon Web Services (AWS) to supply power and space for artificial ...