Cryptocurrency Investor Gets Second Chance to Show AT&T Liability in $24M Hack

(CN) – A federal judge in California has given a cryptocurrency entrepreneur another shot to make his case that AT&T’s negligence allowed hackers to steal $24 million in digital currency.

Hackers attacked blockchain and cryptocurrency investor Michael Terpin’s cellphone on two separate occasions, according to his initial complaint filed in the Central District Court of California in August 2018. Following the hacks, Terpin says he told AT&T he was also the victim of a SIM card swap.

The relatively low-tech hacking technique involves a hacker posing as a customer and asking the mobile carrier to transfer the phone number to a separate phone SIM card, which then gives the hacker access to the victim’s online accounts – including bank accounts and cryptocurrency wallets used to store digital currency.

Terpin says after the attacks, AT&T provided him with a 6-digit code that only he and his wife would know. Despite this added layer of protection, Terpin says he was…