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"Siemens issues digital certificates ("Certificates", also known as "Digital IDs") to its employees and agents, to its known business partners and to Siemens web sites in accordance with its

"Public Key Infrastructure Disclosure Statement"

The following Siemens Public Key Infrastructure ("PKI") basic documents are available upon request, as necessary and appropriate, from the contact office referred to in the "Public Key Infrastructure Disclosure Statement":

  • Certification Practice Statement / Certificate Policy ("CPS/CP") of:
    - Siemens Issuing Certification Authority(ies) ("CA(s)")
  • Sample Certificate Usage and Electronic Transaction Agreement with Known Business Partner for Siemens Issuing CA-Issued Certificates (with responsibilities of each Party's end-user(s), who both hold a Siemens Certificate ("Subscriber(s)") and rely on a Siemens Certificate ("Relying Party(ies)")
  • Sample Relying Party Agreement (with responsibility of end-user(s) who are Relying Party(ies) only - not Subscriber(s))

Limited warranty and disclaimer / Limitation of liability

Except as explicitly provided in an applicable agreement with an Authorised Relying Party or Subscriber, Siemens Issuing CA(s) expressly disclaims all representations, warranties (express or implied) and liability -- except for willful misconduct and gross negligence -- concerning the functionality, issuance, use, validity, or accuracy of Siemens Certificates, including the identity of any person named by a Siemens Certificate or their authority to act on behalf of Siemens.

Siemens Certification Authority Certificates

Siemens has made the Siemens CA(s) Certificates available for downloading. Besides the own (internal) Root CA Siemens runs the "Siemens Internet CA" certified by the public "Baltimore CyberTrust Root" to establish an external trust. Please find an overview of the structure and different CA Certificates in Siemens PKI CA Hierarchy (PDF).
Siemens Siemens Business Services Trust Center Root-CA V1.1.1

Valid from June 17th, 2003 until June 17th, 2015
Fingerprint of the certificate:
(SHA-1) 206F 31ED 2722 6154 4710 CD19 4B34 6A48 207B 53EB
Siemens Siemens Root CA for Special Purposes

Valid from December 19th, 2007 until December 19th, 2019
Fingerprint of the certificate:
(SHA-1) 7C 7D FA 93 0D 08 41 62 4A 73 64 60 C3 7A 48 1A E1 8A 3A 1D
Siemens Siemens Issuing CA Class EE

Valid from May 24th, 2006 until May 24th 2012
Fingerprint of the certificate:
(SHA-1) 3298 536D 7B46 CCE4 F5FB 9E6D 8153 F773 0539 1005
Siemens Siemens Issuing CA Class EE Auth

Valid from May 15th, 2008 until May 15th, 2014
Fingerprint of the certificate:
(SHA-1) C1 3F C2 AA 2C 2B D2 DC 82 CA F6 E1 E9 EE B8 2E B7 BD E0 F3
Siemens Siemens Issuing CA Class EE Enc

Valid from May 25th, 2011 until May 25th, 2017
Fingerprint of the certificate:
(SHA-1) fe 9a 26 3c 5f 82 6e 1d 80 3e d6 3f a5 e6 94 81 65 04 64 23
Siemens Siemens Issuing CA Class Internet

Valid from June 9th, 2009 until June 9th, 2015
Fingerprint of the certificate:
(SHA-1) 4A 12 6A 9F 3F AE 83 B4 6A 82 E6 04 74 9D 7F CC 4E A5 AF B2
Siemens Siemens Issuing CA Class MP

Valid from May 25th, 2011 until May 25th, 2017
Fingerprint of the certificate:
(SHA-1) 8c 51 d6 9e 00 95 ec 90 70 78 8d 3d e7 a9 08 88 ed 75 af b7
Siemens Siemens Issuing CA Class CS

Valid from June 9th, 2009 until June 9th, 2015
Fingerprint of the certificate:
(SHA-1) 9D 17 93 15 09 DE A2 2C B9 1E 99 9F E5 46 E5 D6 CF 29 2D 37
Siemens Siemens Internet CA V1.0

Valid from July 14th, 2011 until July 14th, 2023
Fingerprint of the certificate:
(SHA-1) 04 e8 21 81 e0 9e 4e dc 46 3c 1f e2 67 41 60 5c 80 e8 18 11
Siemens Siemens Trust Center Root-CA V2.0

Valid from January 17th, 2011 until January 17th, 2023
Fingerprint of the certificate:
(SHA-1) f9 5b e7 8f e9 4b cf 14 d5 b8 4f 33 7e ec 67 c0 c9 d8 36 5d
Siemens Siemens Issuing CA EE Auth 2011

Valid from January 17th, 2011 until January 17th, 2017
Fingerprint of the certificate:
(SHA-1) 58 21 b3 3d b7 a1 55 58 bb 2e 7a 42 d6 59 dc 32 10 a8 59 e7
Siemens Siemens Issuing CA EE Enc 2011

Valid from May 25th, 2011 until May 25th, 2017
Fingerprint of the certificate:
(SHA-1) 10 6f e0 ce 2b 7b 58 40 ca 00 c0 67 00 52 ee e8 8d b0 93 85
Siemens Siemens Issuing CA Multipurpose 2011

Valid from May 25th, 2011 until May 25th, 2017
Fingerprint of the certificate:
(SHA-1) 3d 0f 56 35 bf 57 44 de fa 19 1e 4f 57 ff d6 8c a2 cd 45 82
Siemens Siemens Issuing CA Medium Strength Authentication 2011

Valid from January 17th, 2011 until January 17th, 2017
Fingerprint of the certificate:
(SHA-1) c6 3b 90 76 d5 ec 1a a5 b9 b0 2e d2 d9 c4 7d 9d 84 74 2e 30
Siemens Siemens Issuing CA  Internet Code Signing 2011

Valid from May 25th, 2011 until May 25th, 2017
Fingerprint of the certificate:
(SHA-1) 90 91 c8 2f e6 1f b8 67 5f db cc 91 21 2d 88 cc 54 d8 d0 fd
Siemens Siemens Issuing CA Class Internet Server 2011

Valid from May 25th, 2011 until May 25th, 2017
Fingerprint of the certificate:
(SHA-1) 42 dd a8 27 89 d9 94 56 b9 ee b7 f1 7d f6 1b fb 55 89 46 d7
Additional all necessary certificates are available:
Siemens Hierarchy of Siemens CA Certificates

contains:
Siemens Business Services Trust Center Root-CA V1.1.1
Siemens Root CA for Special Purposes
Siemens Issuing CA Class EE
Siemens Issuing CA Class EE Auth
Siemens Issuing CA Class EE Enc
Siemens Issuing CA Class Internet
Siemens Issuing CA Class MP
Siemens Issuing CA Class CS
Siemens Internet CA V1.0
Siemens Trust Center Root-CA V2.0
Siemens Issuing CA EE Auth 2011
Siemens Issuing CA EE Enc 2011
Siemens Issuing CA Multipurpose 2011
Siemens Issuing CA Medium Strength Authentication 2011
Siemens Issuing CA  Internet Code Signing 2011
Siemens Issuing CA Class Internet Server 2011

The descriptions of the relevant applications (web browser, e-mail client, etc.) explain how to import the Siemens CA(s) Certificate into the applications' environment.

Certificate Revocation Lists

Siemens has made the Certificate Revocation Lists (CRL(s)) below for Certificates issued by the Siemens Issuing CA(s) available for downloading.

Downloading the CRL(s) (from any access point) is acceptance of
"Siemens Public Key Infrastructure Disclosure Statement".

Siemens Download SBS Root CA CRL
Siemens Download Siemens Root CA for Special Purposes CRL
Siemens Download Siemens Issuing CA Class EE CRL
Siemens Download Siemens Issuing CA EE Auth CRL
Siemens Download Siemens Issuing CA EE Enc CRL
Siemens Download Siemens Issuing CA Class Internet Server V1.0 CRL
Siemens Download Siemens Issuing CA Class MP CRL
Siemens Download Siemens Issuing CA Class CS CRL
Siemens Download Siemens Internet CA V1.0 CRL
Siemens Download Siemens Trust Center Root-CA V2.0 CRL
Siemens Download Siemens Issuing CA EE Auth 2011 CRL
Siemens Download Siemens Issuing CA EE Enc 2011 CRL
Siemens Download Siemens Issuing CA Multipurpose 2011 CRL
Siemens Download Siemens Issuing CA Medium Strength Authentication 2011 CRL
Siemens Download Siemens Issuing CA  Internet Code Signing 2011 CRL
Siemens Download Siemens Issuing CA Class Internet Server 2011 CRL

Public Certificate Repository

Siemens operates a publicly accessible Certificate Repository. In the Certificate Repository the Certificates of the Siemens PKI are stored. The Certificate Repository is available on the Internet to enable the exchange of secure e-mails with Siemens.

Using Siemens certificates (including downloading from the Certificate Repository) is acceptance of
"Siemens Public Key Infrastructure Disclosure Statement".

The Certificate Repository offers an Online Search for Siemens certificates. To retrieve Certificates directly from the Certificate Repository, it must be set up and configured as LDAP directory in the respective e-mail encryption program.

Siemens E-Mail-Encryption requirements
Siemens E-Mail-encryption with business partners (Guideline for Siemens Employees)
Siemens E-Mail-encryption with business partners (Guideline for business partners)

Access Domain Name IP-Address Port Query
Siemens cl.siemens.com 194.138.20.54 389 O=Trustcenter

PGP certificates in the Certificate Repository:

The Certificate Repository also contains the Siemens PGP certificates. It can be used with all PGP clients supporting LDAP.

European Bridge CA

Siemens is a member of the

Siemens European Bridge CA.

The European Bridge CA operates a virtual Directory Service. Certificates of participants from different companies can be called up via this Directory Service. For this the LDAP-queries of the Bridge-CA are forwarded to the repositories of the connected organisations. Also the Siemens PKI Certificate Repository can be called up via this service.

The European Bridge CA offers an online search for certificates. Here also all Siemens certificates can be found if the correct mail-address is provided.
To use the Bridge-CA Repository it must be set up and configured as an LDAP directory the respective e-mail encryption program:

Access Domain Name IP-Address Port Query
Bridge-CA directory.bridge-ca.org 80.237.211.16 389 O=ebca
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