Water utilities provide critical infrastructure, yet potential cybersecurity risks to this essential service have been long overlooked. That is changing quickly. As meters, communications networks, cloud applications, analytics, artificial intelligence, and remote monitoring become increasingly connected, new risks emerge across water operations. Cybersecurity is essential to water system safety and reliability, and an integrated approach is fundamental for connected operations.

While connected meters give utilities better visibility and control of their distribution networks, practical security questions are raised. Who is authorized to configure a meter? What prevents unauthorized changes once a meter is in service? How are operational data, billing processes, meter integrity, and regulated metrology settings protected? And how can utilities give employees and trusted partners appropriate access without broadly sharing sensitive data?

Modern water utilities can secure connected meters across the full lifecycle, from manufacturing and configuration through installation, field operation, data use, and ongoing support. That means utilities don't have to choose between strong security and efficient operations. A robust security  approach balances three criteria: stronger device protection, trusted access for the right people, and ease of use for the teams and partners who work with meters every day.

Utilities often rely on trusted channel partners to prepare meters for deployment. With the right framework, these partners can configure meters before installation so that installed devices remain protected against unauthorized changes that could affect meter operation or metrology.

Itron's Key Management Portal (KMP) is one real-world example of an effective security framework. The KMP gives authorized users protected access to device keys, links each device to the appropriate customer or partner, and provides visibility into device ownership. 

This level of system governance is becoming especially important in Australia and Europe, where proposed reforms to the Security of Critical Infrastructure (SoCI) Act, and Network and Information Systems Directive (NIS2), respectively, would require water utilities to manage cyber risks from their major suppliers and to report a wider range of cyber incidents, including those involving automated systems. The KMP helps utilities meet these expectations by keeping device encryption keys secure, controlled and traceable from manufacturing to field deployment.

Cybersecurity will never be a finished task. Utilities that establish clear accountability across internal teams, technology providers, and channel partners will be better prepared to adapt as threats and technology evolve. This foundation allows them to adopt new connected capabilities with confidence while delivering reliable water services.