Valentin Vie

Smart Plant Watering System with HomeAssistant

11 Jun 2026 5 min read HomeAssistant

Summer is coming, everyone above 30 years old in my circle try to grow vegetables. I cannot compete with friends with a garden, I have a small patio. Still, let's try to make the most out of it by automating the watering process.

Regex for secret detection

08 Jun 2026 8 min read Cybersecurity

If you are building some kind of system that is supposed to detect secrets you can approach the problem in different ways. Regex is a good approach after all...

Fix your failed uploads in Nextcloud or Immich due to CrowdSec

02 Jun 2026 3 min read Cybersecurity

A failed upload in my self-hosted stack could be due to multiple reasons : Cloudflare, Caddy, CrowdSec or the service configuration. Let's go through each potential issue one-by-one to resolve these failed upload notifications !

Collect Caddy logs securely using Prometheus: restrict admin API access

24 Mar 2026 4 min read Cybersecurity

Caddy exposes a metrics API which also gives admin access. Let's see how to secure Caddy-Prometheus integration taking this into account.

How to whitelist AppSec WAF rules in CrowdSec to avoid false positives?

24 Feb 2026 4 min read Cybersecurity

I realized the fix last described in part #1 might not work with the Application Security Component (AppSec Component). The previous blog post only worked with the classic remediation component. Let's figure out why !