Export (0) Print
Expand All

Certificate File Formats

Applies To: Windows 7, Windows Server 2008 R2

Certificate import and export operations support four file formats. Choose the format that meets your specific requirements.

  • Personal Information Exchange (PKCS #12)

    The Personal Information Exchange format (PFX, also called PKCS #12) supports secure storage of certificates, private keys, and all certificates in a certification path.

    The PKCS #12 format is the only file format that can be used to export a certificate and its private key.

  • Cryptographic Message Syntax Standard (PKCS #7)

    The PKCS #7 format supports storage of certificates and all certificates in the certification path.

  • DER-encoded binary X.509

    The Distinguished Encoding Rules (DER) format supports storage of a single certificate. This format does not support storage of the private key or certification path.

  • Base64-encoded X.509

    The Base64 format supports storage of a single certificate. This format does not support storage of the private key or certification path.

Additional references

Was this page helpful?
(1500 characters remaining)
Thank you for your feedback

Community Additions

ADD
Show:
© 2014 Microsoft