The BSI strives to make recommendations in a constructive dialogue with members of industry.
Those interested in joining the conversation are welcome to contact us at ics-sec@bsi.bund.de.

ICS-Public-Key

1. Public PGP Fingerprint from ICS-Sec:
   pub rsa4096/916854AB6A1E6D9D 2024-02-07 [SC] [verfällt: 2025-02-26]
2. 46C7D708F5C942C3EB86258A916854AB6A1E6D9D
3. uid [ ultimativ ] ICS-SEC 2024 (ICS-SEC Postfach 2024-2025) <ics-sec@bsi.bund.de>

4. sub rsa4096/B417CF73F1DA5145 2024-02-07 [E] [verfällt: 2025-02-26]

S/MIME

For S/MIME-encrypted e-mail communication, please use the following certificates:

1. Root certificate of the administrative: PCA-1-Verwaltung-15
   Validity: Tuesday, 18. August 2015 11:01:28 to Tuesday, 19. August 2025 01:59:59
   Fingerprint: 8E:D4:A9:36:A8:BD:E9:4E:8C:88:FA:25:1E:E2:A9:11:07:F9:89:82
2. Intermediate certificate of the IVBB CA (Berlin-Bonn Information Network): CA IVBB Deutsche Telekom AG 18
   Validity: Thursday, 1. Februar 2018 14:33:28 to Friday, 2. Februar 2024 00:59:59
   Fingerprint: 5A:ED:F4:6C:69:D9:6B:A1:41:04:CD:95:C4:0F:DB:E2:9E:CA:1D:FA

3. User certificate of ICS Sec:

   Validity: Tuesday, 15. Januar 2019 14:24:37 to Sunday, 16. Januar 2022 00:59:59
   Fingerprint: 4E:E9:EA:52:61:B7:40:CD:DD:5F:54:87:08:DE:42:AB:1B:3A:86:6F

Additional ways to reach the BSI can be found here.