n8n

suspicious ip block workflow

How to Auto-Block Suspicious IPs Using n8n

If your server is exposed to the internet, it’s already being scanned, hit, and tested by bots whether you notice it or not. Most setups ignore this until something breaks. Instead of reacting late, you can automate a basic defense…

n8n smtp fix issue

n8n Not Sending Emails? Fix SMTP Issues Step by Step

Email automation in n8n looks simple connect Gmail or SMTP, trigger a workflow, and messages should send instantly. In reality, many beginners hit silent failures, authentication errors, or workflows that run successfully but never deliver emails. If your n8n workflow…