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Is Control center access Quantum Proof? Industry Quantum Risk

Risk: high · Confidence: high · Reviewed: 2026-07-19

Verdict

Control-center remote access is not quantum-proof while VPN, bastions, and gateways use classical public-key crypto. These paths should be early hybrid pilot candidates.

Overview

Even well-segmented OT needs carefully controlled remote access. Quantum risk here is concentrated and high severity.

Cryptographic profile

What breaks

  • Personal VPN clients with long-lived certs
  • Shared jump-box accounts
  • Vendor remote access unmonitored

Mitigations

  • Inventory all remote access crypto
  • Prefer short-lived certs and PAM
  • Hybrid VPN pilots for operator access

FAQ

Related?

/is-quantum-proof/ssh-bastion and hybrid-vpn

Hub?

/industries/energy

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