Mastering Blockchain, 2nd Edition

Chapter 8. Tales from the Cryptocurrency Wasteland

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Cryptocurrencies were initially built to realize the promise of digital sovereignty. However, the weakest link in the onchain world today isn’t cryptography itself. It is architecture, operations, and human trust layered atop mathematical systems. Here are some case studies in systems design, operational discipline, and where the consequences of misunderstanding risk can lead to serious consequences

Centralized Exchange hacks

Cryptocurrency exchanges have become prime targets for cybercriminals, with security breaches resulting in billions of dollars in lost crypto and eroding user confidence. These exchange hacks exploit vulnerabilities ranging from compromised private keys and smart contract flaws to sophisticated social engineering and infrastructure weaknesses.

Despite advances in security protocols, exchanges continue to face persistent threats that can bypass even robust safeguards. The following section examines five significant exchange incidents: ...