EF-CF Fuzzer and Extorsionware: Uncovering and Exploiting Smart Contract Vulnerabilities

This thesis explores the exploitation of smart contract vulnerabilities discovered by the EF-CF fuzzer in conjunction with the deployment of extorsionware attacks. Smart contracts, which are self-executing contracts with the terms of the agreement directly written into code, have gained significant popularity in various industries. However, their widespread adoption has also brought attention to security concerns.