OpenSK Cryptographic Module

Certificate #5087

Webpage information

Status active
Validation dates 23.10.2025
Sunset date 22-10-2030
Standard FIPS 140-3
Security level 1
Type Hardware
Embodiment Single Chip
Caveat None
Exceptions
  • Physical security: Level 3
  • Non-invasive security: N/A
Description Implemented with Google's "Titan" secure microcontroller and custom firmware, the OpenSK Cryptographic Module is a FIPS-compliant Universal 2nd Factor (U2F) authenticator and hardware root of trust.
Vendor Google, LLC.
References

This certificate's webpage directly references 0 certificates, transitively this expands into 0 certificates.
Webpage

Security policy

Security target PDF TXT

Symmetric Algorithms
CAST, HMAC
Asymmetric Algorithms
ECDH, ECDSA, ECC
Schemes
MAC, Key Agreement
Randomness
TRNG, DRBG, RBG
Elliptic Curves
P-256

Trusted Execution Environments
PSP, SSC

Security level
Level 1

Standards
FIPS 140-3, FIPS PUB 140-3, FIPS186-4, FIPS 186-4, FIPS 198-1, FIPS 180-4, FIPS 186-5, SP 800-38A, SP 800-90A, SP 800-56A, SP 800-56C, NIST SP 800-140F, ISO/IEC 19790:2012

File metadata

Author Hawes, David J. (Fed)
Creation date D:20251021072057-04'00'
Modification date D:20251021072057-04'00'
Pages 51
Creator Microsoft® Word for Microsoft 365
Producer Microsoft® Word for Microsoft 365

Heuristics

No heuristics are available for this certificate.

References

No references are available for this certificate.

Updates

  • The certificate data changed.
  • The certificate was first processed.

Raw data 

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    "algorithms": {
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    "direct_transitive_cves": null,
    "extracted_versions": {
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      "elements": [
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    "indirect_transitive_cves": null,
    "module_processed_references": {
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    "module_prunned_references": {
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    "policy_processed_references": {
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    "policy_prunned_references": {
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    "related_cves": null,
    "verified_cpe_matches": null
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  "pdf_data": {
    "_type": "sec_certs.sample.fips.FIPSCertificate.PdfData",
    "keywords": {
      "asymmetric_crypto": {
        "ECC": {
          "ECC": {
            "ECC": 7
          },
          "ECDH": {
            "ECDH": 1
          },
          "ECDSA": {
            "ECDSA": 17
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      },
      "certification_process": {},
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      "cplc_data": {},
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      "crypto_scheme": {
        "KA": {
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        "MAC": {
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      "device_model": {},
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      "eval_facility": {},
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        "constructions": {
          "MAC": {
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      },
      "tee_name": {
        "AMD": {
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        },
        "IBM": {
          "SSC": 1
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      "tls_cipher_suite": {},
      "vendor": {},
      "vulnerability": {}
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    "policy_metadata": {
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      "/CreationDate": "D:20251021072057-04\u002700\u0027",
      "/Creator": "Microsoft\u00ae Word for Microsoft 365",
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      "/MSIP_Label_4dd2c6e0-f1e3-4cf2-bd0b-256ab4cff3af_ContentBits": "1",
      "/MSIP_Label_4dd2c6e0-f1e3-4cf2-bd0b-256ab4cff3af_Enabled": "true",
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      "/MSIP_Label_4dd2c6e0-f1e3-4cf2-bd0b-256ab4cff3af_Name": "UNCLASSIFIED",
      "/MSIP_Label_4dd2c6e0-f1e3-4cf2-bd0b-256ab4cff3af_SetDate": "2025-10-21T10:50:10Z",
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      "/Producer": "Microsoft\u00ae Word for Microsoft 365",
      "pdf_file_size_bytes": 1142193,
      "pdf_hyperlinks": {
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        "elements": [
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      "pdf_number_of_pages": 51
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    "module_download_ok": true,
    "module_extract_ok": true,
    "policy_convert_ok": true,
    "policy_download_ok": true,
    "policy_extract_ok": true,
    "policy_json_hash": null,
    "policy_pdf_hash": "74d06bd18b8fe904197f09b6f1d7d72ed8306b39ced2ae510d13cf25a6ff04b5",
    "policy_txt_hash": "58386fc55c62402be89036e7ac2b7a6a987e5724b75969ca8316c72bfc67a7b9"
  },
  "web_data": {
    "_type": "sec_certs.sample.fips.FIPSCertificate.WebData",
    "caveat": "None",
    "certificate_pdf_url": null,
    "date_sunset": "2030-10-22",
    "description": "Implemented with Google\u0027s \"Titan\" secure microcontroller and custom firmware, the OpenSK Cryptographic Module is a FIPS-compliant Universal 2nd Factor (U2F) authenticator and hardware root of trust.",
    "embodiment": "Single Chip",
    "exceptions": [
      "Physical security: Level 3",
      "Non-invasive security: N/A"
    ],
    "fw_versions": null,
    "historical_reason": null,
    "hw_versions": null,
    "level": 1,
    "mentioned_certs": {},
    "module_name": "OpenSK Cryptographic Module",
    "module_type": "Hardware",
    "revoked_link": null,
    "revoked_reason": null,
    "standard": "FIPS 140-3",
    "status": "active",
    "sw_versions": null,
    "tested_conf": null,
    "validation_history": [
      {
        "_type": "sec_certs.sample.fips.FIPSCertificate.ValidationHistoryEntry",
        "date": "2025-10-23",
        "lab": "Lightship Security, Inc.",
        "validation_type": "Initial"
      }
    ],
    "vendor": "Google, LLC.",
    "vendor_url": "http://www.google.com/"
  }
}