12 lines
218 B
Markdown
12 lines
218 B
Markdown
|
# Firewall
|
||
|
|
||
|
```
|
||
|
# apt install ufw
|
||
|
# ufw allow in 22 # SSH
|
||
|
# ufw allow in 53 # DNS
|
||
|
# ufw allow in 80 # Display an error message for unsecure HTTP
|
||
|
# ufw allow in 443 # HTTPS
|
||
|
# ufw allow in 1965 # Gemini
|
||
|
# ufw enable
|
||
|
```
|