A Visual Guide to SSH Tunnels (with labs)

 https://iximiuz.com/en/posts/ssh-tunnels/

good explanation of ssh tunnels

Essential SSH productivity tips

 https://medium.com/james-reads-public-cloud-technology-blog/essential-ssh-productivity-tips-e23289bbd1f7

Never tried editing a file over ssh

Introducing Teleport 4.3 - Modern Replacement for OpenSSH

https://gravitational.com/blog/introducing-teleport-4-point-3-modern-replacement-for-openssh/
Drop in replacement for ssh? We'll see. 

SSH Tips & Tricks

https://smallstep.com/blog/ssh-tricks-and-tips/
Not the usual suspects. Here we do 2fa, stuck sessions, etc. 

How to SSH Properly

https://gravitational.com/blog/how-to-ssh-properly/
How to set up internal CAs and 2fa

Building interactive SSH applications

https://drewdevault.com/2019/09/02/Interactive-SSH-programs.html
yes, but why?

SSH to an AWS EC2 Instance with a Chromebook

https://medium.com/cloud-security/ssh-to-an-aws-ec2-instance-with-a-chromebook-61ab3baa299d
Just like it says. 

If you’re not using SSH certificates you’re doing SSH wrong

https://smallstep.com/blog/use-ssh-certificates/
Interesting howto setup ssh certs

How Uber, Facebook, and Netflix Do SSH

https://gravitational.com/blog/how_uber_netflix_facebook_do_ssh/
It seems that larger organizations are moving from ssh keys to user certificates.

5 quick SSH hardening tips

https://www.techrepublic.com/google-amp/article/5-quick-ssh-hardening-tips/
Yes, they're both good and quick.

SSH Examples, Tips & Tunnels

https://hackertarget.com/ssh-examples-tunnels/
SSH tips and tricks. Mostly centered around port forwarding.

ESET discovers 21 new Linux malware families

https://www.zdnet.com/article/eset-discovers-21-new-linux-malware-families/
Malware that replaces your OpenSSH client or server.

How to use SSH properly and what is SSH Agent Forwarding

https://dev.to/levivm/how-to-use-ssh-and-ssh-agent-forwarding-more-secure-ssh-2c32
SSH forwarding and SSH Agent howto