What makes a blockchain architecture resilient? The choice of cryptographic foundation matters more than most realize.

Take the November poisoned transaction incident—a reminder that different consensus designs expose different vulnerabilities. If Cardano had been built on BFT mechanisms alone, that attack vector could've been catastrophic. The hash-based cryptography approach they chose is battle-tested in ways lattice-based alternatives aren't yet.

Meanwhile, Ethereum is moving toward STARKs and hash-based primitives for quantum resistance and scalability. Cardano's already embedded this philosophy into its core. It's not about which algorithm is theoretically superior—it's about understanding what each trade-off actually costs you when things break.

Two different visions of "post-quantum readiness" emerging in parallel. Both betting on different horses.