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Ship as fast as the machine can check

Formal verification is a means to an end and should disappear beneath the surface, freeing agents to generate optimized code cheaply and prove it meets agreed requirements.

What unchecked code cost in the last few months

What counts as a flaw in code

What kind of bug, in which layer

What the flawed code did, and who was hit

What the flawed code was for, and who got hit. Thicker bands mean more incidents.

Incidents by week

How much of the world is verified

Where the world's software stands

Each block is a widely used component, sized by install base. Select one to see what was verified, by whom, and the sources.

Fully verifiedPartly verified (shading = rough share)No known verificationNone known, and an incident in the last 13 weeks

Red records history. It makes no claim that a proof would have prevented an incident.

Published verification efforts,

Newest work