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tls

2 posts tagged tls. All posts

engineering 6guide 4alerting 3tls 2getting-started 1heartbeat 1http-checks 1privacy 1scheduling 1 Clear

Your SSL certificate expires in production, not in staging

2026-09-07

Certificate expiry is the most preventable outage in the industry and it still takes down major products every year. Why escalating D-30/D-14/D-7/D-1 alerts, chain validation, and domain-expiry checks belong in the same monitor as your uptime probes.

guidetls

Custom domains, on-demand TLS, and the endpoint that says no

2026-08-18

Letting a customer serve their status page from status.theircompany.com is four lines of Caddy config and one endpoint you must not get wrong. How okokumo gates certificate issuance, verifies with a single CNAME, and takes a hostname back when it stops pointing at us.

engineeringtls