Answers to frequently asked questions about regulating companies in the special public interest (UBI), i.e.

• UBI 1 (AWV-UBI)
• UBI 2 (value creation UBI)
• UBI 3 (hazardous incident UBI)

can be found in the FAQ.

To report a security incident, please use the designated reporting channel on the following page: Report UBI security incidents.

For all other questions, please feel free to contact our operative arm, which is available during normal business hours.

Contact details for our operative arm

Federal Office for Information Security
UBI Office
Postfach 20 03 63
53133 Bonn, Germany
Tel.: +49 (0)228 99 9582 4000
ubi-buero@bsi.bund.de

Encrypted e-mail communications using S/MIME

Please use the relevant certificates in the zipped file for S/MIME-encrypted e-mail communications via
ubi-buero@bsi.bund.de. the ZIP-Datei contains these certificates:

1. Root certificate for PKI administration: PCA-1-Verwaltung-20
Validity: Sunday ‎1 ‎December ‎2019, 01:00:00 to ‎Tuesday ‎1 ‎January ‎2030, 00:59:59
Fingerprint: ‎‎ EC6D 3196 531D 284F 1666 C3B7 51CE 6ADD 8E54 EEB2

2. IVBB Berlin-Bonn Information Network intermediate certification of Deutsche Telekom AG: CA IVBB Deutsche Telekom AG 20
Validity: ‎Tuesday ‎1 ‎December ‎2020, 01:00:00 to ‎ ‎Wednesday ‎2 ‎December ‎2026, 00:59:59
Fingerprint: 209A CE24 1511 3B80 071D 5FA3 A1F7 1760 4F0E 5ABB

3. Certificate for mailbox ubi-buero@bsi.bund.de:
Validity: Tuesday 2 November 2021, 09:28:32 to Sunday 3 November 2024, 23:59:59
Fingerprint: EFAC 7035 D1FD 454B 4393 E7CE AE60 2B78 EDB3 D0DA

Encrypted e-mail communications using PGP

For PGP-encrypted e-mail communications with the mailbox ubi-buero@bsi.bund.de, please use this PGP key:
Validity: Wednesday 20 October 2021 to Sunday 20 October 2024
Fingerprint: 90D5 9B3B 35ED C8F5 8E02 63A5 E7FC 5729 8678 D34C

UBI-Buero 2023 PGP Public-Key