How post-quantum cryptographic standards and continuous identity verification are redefining enterprise security ahead of 'Q-Day'.
Tariq Mansoor
Chief Information Security Officer & Cyber Fellow
While commercially viable cryptanalytically relevant quantum computers (CRQCs) may still be several years away, state-sponsored adversaries are actively intercepting and archiving encrypted enterprise communications today. Once quantum computing reaches the threshold to break RSA and ECC key exchanges, archived data will be decrypted retrospectively. For financial records, national defense contracts, and intellectual property with 20-year lifespans, the threat is current, not theoretical.
Preparing for this transition requires cryptographic agility—the architectural capability to swap underlying mathematical encryption algorithms without re-architecting applications. Enterprises must audit their public-key infrastructure (PKI), TLS termination proxies, and database column encryptions to support the NIST-standardized lattice-based algorithms (such as ML-KEM and ML-DSA).
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