A white hat hacker was awarded $2 million for discovering and fixing a bug in the Ethereum creation process. The bug was found in the Optimism layer-2 solution and could have potentially allowed for the exploitation of the system. The hacker, who is also the creator of the unofficial iOS app store Cydia, wrote about the vulnerability and its discovery on their blog. The discovery and fix of the bug highlights the importance of bug bounty programs in ensuring the security of cryptocurrency systems.