Medium Full article on Medium

SSL/TLS Certificate Renew Story With Hashicorp Vault, CloudFlare And Let’s Encrypt

July 22, 2026 by Ertugrul Kara 1 min read

When Certificates Last 47 Days, Manual Renewal Does Not Work Anymore

This page is a discovery summary; the full text is not republished here.
Topics: automation, software-architecture, hashicorp-vault, cloudflare, lets-encrypt.
Details, examples, and the full walkthrough are on Medium.

Originally published on Medium.

Medium

Coding Agents Are Fast. Architecture Is Still Slow.

An agent can build the wrong system faster than your team can understand it. Speed helps only after you define the right boundaries.

August 1, 2026 · 1 min read

Medium

When a Small Application Starts Growing

May 8, 2026 · 1 min read

Medium

In the previous story, we discussed why idempotency is critical in distributed systems and how duplicate requests can silently break your…

February 21, 2026 · 1 min read