Search

Cybersecurity

Includes consultations, guidance and policy on cybersecurity.

We regulate operators of essential services (OES) in electricity and gas, monitoring how they follow the cybersecurity set out in the Network and Information Systems Regulations 2018. We also take enforcement action where appropriate.

Operators of essential services include:

  • transmission network operators
  • distribution network operators
  • system operators
  • large electricity generators
  • interconnectors

Cybersecurity guidance

Read our guidance for information on the rules and how to follow them.

NIS Directive and NIS Regulations 2018: Ofgem guidance for Operators of Essential Services

Cybersecurity publications

Includes guidance, policy, news and insights.