Configure deterministic "good" for the online responder (OCSP).

In the default configuration, the online responder returns the status "Good" for requested certificates that do not appear on one of the configured revocation lists.

This can be problematic because the online responder has no knowledge of certificates issued by the certification authorities. If an attacker succeeds in issuing a certificate using the private key of the certification authority without their knowledge, this would not be detected by the online responder, and would also be reported in the Audit log show up as "Good".

Continue reading „Deterministisches „Good“ für den Onlineresponder (OCSP) konfigurieren“

What to consider when applying Microsoft Security Baselines?

In the context of hardening measures, it is a good idea to use the Microsoft published Microsoft Security Baselines to your own server landscape.

This will inevitably have an impact on PKI components. The following is an overview of the expected effects and countermeasures.

Continue reading „Was ist bei der Anwendungen der Microsoft Security Baselines zu beachten?“

Overview of audit events generated by the Certification Authority

The following is an overview of the audit events generated by the certification authority in the Windows Event Viewer.

In contrast to operational events, which are often understood under the term "monitoring", auditing for the certification authority is the configuration of logging of security-relevant events.

Continue reading „Übersicht über die von der Zertifizierungsstelle generierten Audit-Ereignisse“

Configuration of security event monitoring (auditing settings) for certification authorities

In contrast to operational events, which are often understood under the term "monitoring", auditing for the certification authority is the configuration of logging of security-relevant events.

Continue reading „Konfiguration der Überwachung von Sicherheitsereignissen (Auditierungseinstellungen) für Zertifizierungsstellen“

Standard auditing rules for Windows Server operating systems

Once a group policy with audit settings is active, the default auditing rules preconfigured with the operating system are turned off and only the explicitly configured audit settings are applied.

Continue reading „Standard-Auditierungsregeln für Windows Server Betriebssysteme“
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