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How Do You Measure How Good Your Company’s Security Is? Well, FIPS-140 Is One Measure

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The US government defines a number of standards that many companies comply with, and one of the strongest is FIPS (Federal Information Processing Standard) 140. This standard defines a number of levels that define the security level of a product/system and includes modules tested within the Cryptography Module Validation Program (CMVP).

In 2019, FIPS 140–3 replaced FIPS 140–2. It defines 11 areas of design involved in designing and implementing modules [here][docs]. This includes four security levels for the cryptographic module specification; cryptographic module interfaces; roles, services, and authentication; software/firmware security; operating environment; physical security; non-invasive security; sensitive security parameter management; self-tests; life-cycle assurance; and mitigation of other attacks. Each layer builds on the previous level, and where Level 1 is the lowest level, and Level 4 provides the highest level. For those working in finance and in high-risk areas, Level 3 is often the benchmark, while in defence-related areas, Level 4 would often be applied. Table 1 outlines the differences between the levels.

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Prof Bill Buchanan OBE FRSE
ASecuritySite: When Bob Met Alice

Professor of Cryptography. Serial innovator. Believer in fairness, justice & freedom. Based in Edinburgh. Old World Breaker. New World Creator. Building trust.