Ontario Cyber Security Standard

Last revised
March 27, 2024

Latest version: Ontario Cyber Security Standard (v1.0)

The Ontario Cyber Security Standard (Standard) enhances the cyber security readiness of Ontario’s electricity system. The provisions of the Standard are given force by requirements of section 3B.2.4 of the Transmission System Code (TSC) and section 6.8.3 of the Distribution System Code (DSC). Compliance with the TSC and DSC is a condition of the OEB’s electricity transmitter and electricity distributor licences, respectively. The Standard will come into force on October 1, 2024.

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