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[HIGH] K3s API security hardening #25

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opened 2026-07-28 14:31:51 +00:00 by sorb · 1 comment
sorb commented 2026-07-28 14:31:51 +00:00
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K3s API currently listens on :6443 on all interfaces (default). Options: firewall-restrict :6443 to localhost only, bind K3s to a WireGuard/internal IP via --bind-address/--advertise-address, or require a bastion/jumphost for kubectl access. The API is a high-value target.

K3s API currently listens on :6443 on all interfaces (default). Options: firewall-restrict :6443 to localhost only, bind K3s to a WireGuard/internal IP via `--bind-address`/`--advertise-address`, or require a bastion/jumphost for kubectl access. The API is a high-value target.
sorb added the priority:higharea:infrastructure labels 2026-07-28 14:31:51 +00:00
sorb commented 2026-08-01 14:26:04 +00:00
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Migriert nach git.lab: axion1337.chat/axion1337.chat-gitops#25 (nur im Lab bzw. via VPN erreichbar — das Lab ist seit 2026-08-01 die Quelle der Wahrheit, siehe gitops#48). Weiterarbeit dort; dieses Gitea-Issue bleibt als Verweis stehen.

**Migriert nach git.lab**: [axion1337.chat/axion1337.chat-gitops#25](https://git.lab/axion1337.chat/axion1337.chat-gitops/-/issues/25) (nur im Lab bzw. via VPN erreichbar — das Lab ist seit 2026-08-01 die Quelle der Wahrheit, siehe gitops#48). Weiterarbeit dort; dieses Gitea-Issue bleibt als Verweis stehen.
sorb closed this issue 2026-08-01 14:26:04 +00:00
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Authentik Identity Provider
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Database and backups
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K3S and infrastructure
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Security hardening
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Reference: sorb/axion1337.chat-gitops#25