White Papers > CNSA 2.0

CNSA 2.0 & Quantum-Resistant Code Signing for National Security Systems

What CNSA 2.0 mandates for National Security Systems and their suppliers

How LMS, XMSS, and ML-DSA compare for software and firmware signing

Why stateful signing demands HSM protection and strict state tracking

The 2025, 2030, and 2035 deadlines that shape the transition

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Insights About the Whitepaper

How CNSA 2.0 reshapes code and firmware signing for systems that must stay trusted for decades.

The deadlines are firm

Early adoption is encouraged by 2025, software and firmware signing implementation by 2030, and mandatory compliance across NSS by 2035.

Three algorithms cover signing

LMS and XMSS (NIST SP 800-208) handle stateful firmware signing, while ML-DSA (FIPS 204) offers a stateless option for distributed environments.

State management is not optional

For LMS and XMSS, any key reuse breaks security, so FIPS 140-3 HSMs and strict state tracking are required, with no waivers granted.

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