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16

votes

1

answers

1186

views

My server is getting too many failed SSH login attempts. How can I block them?

linux security ssh fail2ban

noor_code • Gold • asked 1 week, 2 days ago

27

votes

1

answers

232

views

How can I see which ports are open and listening on my server?

linux security networking ports

sysadmin • Silver • asked 1 week, 2 days ago

0

votes

1

answers

638

views

I want to secure my Ubuntu server with a firewall. How do I configure UFW to allow only SSH and HTTP/HTTPS?

security firewall ubuntu ufw

linux_expert • Bronze • asked 1 week, 2 days ago

17

votes

1

answers

843

views

I want my Ubuntu server to automatically install security updates. How do I configure unattended-upgrades?

omar_linux • Platinum • asked 1 week, 2 days ago