Cryptographic security controls are difficult to adopt in energy systems due to long equipment lifecycles, limited device resources, and operational constraints. Unlike IT environments, energy infrastructure must prioritize reliability and real‑time performance, making it challenging to integrate encryption, authentication, and key‑management processes without disrupting operations. Legacy devices often lack the processing power to support modern cryptography, and upgrading them can be costly or impractical. The whitepaper highlights these obstacles and examines how cryptographic controls can be applied more effectively while balancing security with system stability.

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