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Public Key Infrastructure (PKI)


  • Certified as a Shared Service Provider (SSP) PKI – July 2007
  • Cross-Certified with Federal Bridge Certification Authority in December 2005
    • Met all exacting requirements and standards of Federal PKI Policy Authority and federal policies
  • Meets all Federal PKI requirements
  • In operation at GPO since 2004

GPO PKI Services

  • End User Certificates
  • Digital Signature Certificate
  • Encryption Certificate
  • Device Certificates
  • Meets all Federal PKI requirements
    • LRA requires a smartcard certificate
    • Extra costs for smartcard and smartcard reader
  • In operation at GPO since 2004

Certificate Uses

  • File encryption
  • Email encryption (S/MIME)
    • For Outlook email
  • File signing
  • User Authentication
  • Device Authentication
  • Other uses are possible in consultation with GPO PKI


  • Device Certification Registration doc
  • Example SF-1 Form for GPO PKI pdf
  • GPO PKI Pricing — GPO Circular Letter 943
  • 508 Compliance for Entrust ESP v9.x pdf
  • Principal CA CPS (Certificate Practices Statement) pdf
    • Subordinate CA CPS (Certificate Practices Statement) pdf
  • Certificate Policy pdf
  • Certificate Registration pdf
  • Certificate Revocation pdf
  • End User Subscriber Agreement Form pdf
  • Memorandum of Agreement for PKI Services Template doc

Last Updated 12/04/2015

Quick Links

Public Key Infrastructure (PKI) Program

Charles (Chuck) Riddle
Chair, GPO PKI Policy Authority

John Hannan
GPO PKI Operational Authority

732 North Capitol St. NW
Washington, DC 20401