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Jonas_Jones 2025-07-27 13:21:56 +02:00
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docs/misc/linux/server-admin/docker-mailserver.md
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@ -15,11 +15,10 @@ cd docker-mailserver
## Step 2: Create SSL Certificates ## Step 2: Create SSL Certificates
If your mail server domain is publicly accessible, use Certbot to obtain trusted SSL certificates for free. If your mail server domain is publicly accessible, use Certbot to obtain trusted SSL certificates for free.
### use Let's Encrypt
```bash ```bash
sudo certbot certonly --manual --preferred-challenges dns -d mail.example.com sudo certbot certonly --manual --preferred-challenges dns -d mail.example.com
``` ```
Now, add a TXT DNS-Record as indicated by the instructions in the terminal, then hit enter. Now, add a TXT DNS-Record to your domain as indicated by the instructions in the terminal, then hit enter.
This creates certificates typically in /etc/letsencrypt/live/mail.example.com/: This creates certificates typically in /etc/letsencrypt/live/mail.example.com/: