The hacker who hijacked currency mixer Tornado Cash has returned control of the protocol to the team. 
Ironically, the criminal used the same service to launder funds stolen in the attack. 
Tornado Cash has been an escape route for cybercriminals and North Korean hackers who launder proceeds of attacks on crypto protocols using the service. 
The OFAC-sanctioned cryptocurrency mixing service has now fallen under the same act it aided for years….
Read More: Hacker Robs Tornado Cash, Launders Loot Through the Same Service