subuilds.dev
Topic

Self-Hosted Infrastructure

2 posts in this topic

1
May 15, 2026

The TLS Foundation

What TLS actually does, how the chain of trust works, and why your browser ships the public keys of every CA in the world — but never the private ones.

tlssslsecurity
10 min
2
May 14, 2026

Self-Host Harbor Image Registry on Debian: Internal PKI and GitLab CI

Install Harbor on Debian, build your own internal CA to give it real TLS, then wire it into GitLab Runner so every pipeline pulls base images from your LAN instead of Docker Hub.

harborimage-registrypki
16 min