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Proofcraft

proofcraft.systems

Commercial support, verification projects, and consulting in formal verification in general and the seL4 microkernel in particular.

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#6,063 company

Visit proofcraft.systems → On Hacker News Aug 2026 – Aug 2026

Systems & Performance 1Security & Privacy 1

1

SeL4 security proofs now complete on AArch64

Proofcraft’s Chief Engineer Rafal Kolanski has completed a major “architecture split” overhaul of the seL4 proofs, resulting in the removal of 250k lines of proof and strengthening the link between proofs on different architectures. These changes will significantly reduce future effort required to maintain and extend…