Tag: MS-WSTEP

Basics of certificate application via Certificate Enrollment Web Services (CEP, CES) with the MS-XCEP and MS-WSTEP protocols

With Windows Server 2008 R2 and Windows 7, a new functionality for certificate enrollment has been introduced: The Certificate Enrollment Web Services, which are mapped by two server roles:

  • Certificate Enrollment Policy Web Service (CEP)
  • Certificate Enrollment Web Services (CES)

The following is a description of the background to these roles, how they work, and the possible deployment scenarios.

Continue reading „Grundlagen Zertifikatbeantragung über Certificate Enrollment Web Services (CEP, CES) mit den Protokollen MS-XCEP und MS-WSTEP“

Certificate Enrollment Web Service (CES) request fails with error code "WS_E_SERVER_REQUIRES_NEGOTIATE_AUTH".

Assume the following scenario:

  • A Certificate Enrollment Web Service (CES) is implemented in the network.
  • A certificate request is sent to the CES.
  • The certificate request fails with the following error message:
The remote endpoint requires HTTP authentication scheme 'negotiate'. 0x803d001f (-2143485921 WS_E_SERVER_REQUIRES_NEGOTIATE_AUTH)
Continue reading „Die Beantragung eines Zertifikats über den Certificate Enrollment Web Service (CES) schlägt fehl mit dem Fehlercode „WS_E_SERVER_REQUIRES_NEGOTIATE_AUTH““

Certificate Enrollment Web Service (CES) request fails with error code "WS_E_ENDPOINT_NOT_FOUND".

Assume the following scenario:

  • A Certificate Enrollment Web Service (CES) is implemented in the network.
  • A certificate request is sent to the CES.
  • The certificate request fails with the following error message:
The remote endpoint does not exist or could not be located. 0x803d000d (-2143485939 WS_E_ENDPOINT_NOT_FOUND)
Continue reading „Die Beantragung eines Zertifikats über den Certificate Enrollment Web Service (CES) schlägt fehl mit dem Fehlercode „WS_E_ENDPOINT_NOT_FOUND““
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