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3 Important Tweaks for Improving OpenSSH Security on Your Cloud Instance

Learn Linux TV
979K subscribers
15K views 5 years ago
OpenSSH is a very useful tool for remote Linux administration. However, it's also a very popular attack vector for outside threats. In this video, we look at three ways you can boost the security of OpenSSH on your cloud instance (these tweaks also work on non-cloud instances as well). If you enjoyed this video, please click the like button, and share it on your favorite social networking platform (Facebook, Twitter, etc) 🙌 Support me on Patreon and get early access to new content! ➡️ https://learnlinux.link/patron ☁️ Get $100 in credit toward deploying your very own Linux servers on Linode! ➡️ http://linode.com/learnlinuxtv 🛒 Affiliate store for Linux compatible hardware/accessories (commission earned): ➡️ https://learnlinux.link/amazon 💻 Check out the Tiny Pilot KVM for your Homelab (commission earned): ➡️ https://learnlinux.link/tinypilot 🐦 Follow me on Twitter! ➡️ https://learnlinux.link/twitter 💬 Official LearnLinux.tv Community: ➡️ https://community.learnlinux.tv 📖 Check out jay's latest book, Mastering Ubuntu Server 3rd Edition. Available now! ➡️ https://ubuntuserverbook.com 👨 More about me: ➡️ https://www.jaylacroix.com ➡️ https://www.learnlinux.tv/about-me Music: Fine Line - Geographer Support by RFM - NCM:    • Video   ...more
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These chapters are auto-generated

Intro

0:00

Disclaimer

1:56

Connecting to the Remote Server

2:59

Disable Root Login

3:33

Create a Normal User

5:06

Create a User for Yourself

5:35

The Problem

6:44

Adding User Account

7:24

Pseudo Access

8:11

Disable Root Access

9:28

Restart SSH

10:45

Troubleshooting

11:54

Checking the logs

13:09

Clearing the screen

13:55

Linode

14:43

Creating an SSH Key

16:14

Showing the Private Key

17:38

Showing the Public Key

19:16

Copying the Public Key

20:00

Testing KeyBased Authentication

20:49

Testing Password Authentication

22:38

Disconnecting

23:33

Creating a New User

23:57

Changing User Name

24:30

Changing SSH Port

25:02

Changing SSH Port Again

26:38

Testing

29:19

SCP

29:59

Allow Myself

33:06

Fixing Invalid User

34:43

Final Thoughts

36:08
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3 Important Tweaks for Improving OpenSSH Security on Your Cloud Instance
655Likes
15,680Views
2019Oct 25
OpenSSH is a very useful tool for remote Linux administration. However, it's also a very popular attack vector for outside threats. In this video, we look at three ways you can boost the security of OpenSSH on your cloud instance (these tweaks also work on non-cloud instances as well). If you enjoyed this video, please click the like button, and share it on your favorite social networking platform (Facebook, Twitter, etc) 🙌 Support me on Patreon and get early access to new content! ➡️ https://learnlinux.link/patron ☁️ Get $100 in credit toward deploying your very own Linux servers on Linode! ➡️ http://linode.com/learnlinuxtv 🛒 Affiliate store for Linux compatible hardware/accessories (commission earned): ➡️ https://learnlinux.link/amazon 💻 Check out the Tiny Pilot KVM for your Homelab (commission earned): ➡️ https://learnlinux.link/tinypilot 🐦 Follow me on Twitter! ➡️ https://learnlinux.link/twitter 💬 Official LearnLinux.tv Community: ➡️ https://community.learnlinux.tv 📖 Check out jay's latest book, Mastering Ubuntu Server 3rd Edition. Available now! ➡️ https://ubuntuserverbook.com 👨 More about me: ➡️ https://www.jaylacroix.com ➡️ https://www.learnlinux.tv/about-me Music: Fine Line - Geographer Support by RFM - NCM:    • Video  

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Learn Linux TV

979K subscribers