Server Management with SSH: Essential Commands and Secure Access Practices

---

1. SSH Connection

ssh user@server_ip

---

2. Basic Commands

ls
cd
pwd

---

top
htop

---

3. Risk

• 1,000+ brute-force attempts

---

4. SSH Key

ssh-keygen
ssh-copy-id user@server

---

5. Config

PermitRootLogin no
PasswordAuthentication no
Port 2222

---

6. Fail2Ban

apt install fail2ban

---

7. Scenario

Model	Security
password	low
key	high

---

8. Best Practice

✔ disable root ✔ use key authentication ✔ change the port

---

9. Conclusion

👉 SSH security is mandatory

---

CTA

👉 download the checklist 👉 get consulting

---

Internal Links

• /geliştiriciler-icin-hosting
• /git-ile-deploy
• /staging-ortami

---