QNSI

Oil, gas & pipelines · OT Engineering · Product Security · Maintenance

Verify firmware before it reaches a pipeline controller

Can field staff prove that a controller image is authentic, approved, and compatible before installation?

Operational pain

Firmware may travel through vendor portals, laptops, removable media, and staging shares where hashes are copied separately and approval context disappears.

Trigger

Safety patch, controller refresh, vulnerability response, or introduction of post-quantum signing.

QNSI contribution

Connect the decision to a controlled security path

Bind QNSI-supported signature metadata to firmware digest, vendor identity, target model, test record, and maintenance approval.

Decision artifact

A field-verifiable firmware manifest with signer, algorithm, device compatibility, evidence, and rollback image.

What still requires validation

The operator validates vendor keys, controller behavior, safety logic, media handling, offline verification, and rollback.

External problem context

Primary sources

These sources establish the external requirement or risk context. They do not endorse HEOSSI or prove that QNSI completed this scenario.

Evidence boundary

What this page does—and does not—prove

This is a product evaluation pattern, not a customer case study, certification, legal opinion, regulator endorsement, or claim that a production deployment completed the described work.