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Projects Cryptographic Algorithm Validation Program

Cryptographic Algorithm Validation Program CAVP

Implementation Name
Microsoft Cobalt 200 Security Processor
Description
The Microsoft Cobalt 200 SoC implements FIPS 140-3 approved cryptographic algorithms. The tested implementations are the security processor hybrid algorithms.
Version
HW: C200; FW: 4.20.1.0-ACVP
Type
FW Hybrid
Vendor
Microsoft Corporation
One Microsoft Way
Redmond, WA 98052
USA
Contacts
Christian Piccini
[email protected]
800-Microsoft

A9195

   First Validated: 10/22/2026
Operating Environment Algorithm Capabilities
SiFive, Inc. E Series E21 on Microsoft Corporation Cobalt Microsoft Cobalt 200 Expand
    		ECDSA KeyGen (FIPS186-5) Expand
    SiFive, Inc. E Series E21 on Microsoft Corporation Cobalt Microsoft Cobalt 200 Expand
      		ECDSA KeyVer (FIPS186-5) Expand
      SiFive, Inc. E Series E21 on Microsoft Corporation Cobalt Microsoft Cobalt 200 Expand
        		ECDSA SigGen (FIPS186-5) Expand
        SiFive, Inc. E Series E21 on Microsoft Corporation Cobalt Microsoft Cobalt 200 Expand
          		ECDSA SigVer (FIPS186-5) Expand

          Created October 05, 2016, Updated September 22, 2026