zerothird secures the world’s most critical infrastructure with entanglement-based cryptography, designed to resist both classical and quantum attacks.
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Algorithmic approaches to quantum security only delay decryption risks. zerothird’s entangled QKD solution derives identical keys by distributing entangled photons to all endpoints, where correlated measurements instantly reveal any eavesdropping attempt. That’s not theory, that’s pure physics—and it’s available today.

