ST

security.txt history

A historical index of security.txt files across the web.

security.txt

koelnalumni.de

Collected on 2026-10-22 23:21 UTC.

Contact: mailto:it-sicherheit@uni-koeln.de
Encryption: https://uni-koeln.de/itcc/it-sicherheit-2024.pem
# Note: The file linked to above contains two base64 encoded DER encoded certificates to allow encrypted S/MIME communications via e-mail.
Contact: https://itcc.uni-koeln.de/services/informationssicherheit/it-sicherheit/stabsstelle-security-operations
Expires: 2026-11-14T22:00:00.000Z
Preferred-Languages: de, en

This file is shown exactly as published by the domain, as collected by the securitytxthistory crawler. 418 bytes · 7 lines.

Collection details

HTTP 200/.well-known/security.txttext/plain
Collected URL

https://koelnalumni.de/.well-known/security.txt

SHA-256

d3771366d7a733fed99ec8262533d99d18a121932d13ede877934db397873f55