Source: Cointelegraph.com NewsThe ethical exploiter thanked Arbitrium for the 400 ETH payday, but said such a find should be eligible for the max bounty of nearly 1,500 ETH, or $2 million.Read MoreArbitrum, Ethereum, ETH, hacker, white hat, ethical hacker, crypto bridge, exploit, hack, bug bounty, bridge hack, OffChain labs, nitro, smart contract, optimistic rollup, layer 2 rollups