Attacker exploits Polkadot-based Hyperbridge to mint 1 billion bridged DOT, nets $237K
By Timmy Shen
An attacker exploited a vulnerability in the Polkadot-based Hyperbridge to mint 1 billion bridged DOT tokens, profiting around $237K. Major exchanges Upbit and Bithumb have temporarily suspended DOT deposits and withdrawals due to signs of a security incident.
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