<ul><li>Understanding the technical concepts of blockchain is critical for security researchers.</li><li>Each operation in the Ethereum Virtual Machine (EVM) has a gas cost, and the gas limit determines the number of transactions in a block.</li><li>Mitigations for gas exhaustion include increasing gas costs for certain opcodes and batch processing transactions with priority mechanisms.</li><li>A security risk in smart contracts is allowing access to uninitialized storage, which can be exploited by attackers.</li></ul>

Did You Know These Wild Facts About Blockchain?

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