Factbox-Crypto's biggest hacks and heists

FILE PHOTO: A bitcoin is seen in an illustration picture taken at La Maison du Bitcoin in Paris, France, June 23, 2017. REUTERS/Benoit Tessier

LONDON (Reuters) - Hackers have stolen cryptocurrency worth almost $615 million from a blockchain project linked to the popular online game Axie Infinity, in the latest cyberheist to hit the digital asset sector.

Ronin, a network that allows the transfer of crypto coins across different blockchains, said on Tuesday that hackers stole on March 23 some 173,600 ether tokens and 25.5 million USD Coin tokens.