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OpenSSH /etc/ssh/ssh_host_rsa_key.pub

Authentic 📋 Ubuntu 20.04 LTS (Focal Fossa) 1 lines
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Compatibility

Currently viewing:
Ubuntu 20.04 LTS (Focal Fossa)
Also compatible:
Different versions:
Ubuntu 18.04 LTS (Bionic Beaver) Ubuntu 22.04 LTS (Jammy Jellyfish) Ubuntu 24.04 LTS (Noble Numbat) Debian 10 (Buster) Debian 11 (Bullseye) Debian 12 (Bookworm) Debian 13 (Trixie) Debian 9 (Stretch)

File Info

Size
1 lines
MD5
6210c4fb07117e7c5c395d5df44b8f84
SHA256
c282d17bfb8bfbbdc2702cd29a54dc4865542b52724e7fcc87a6a7407e615582

Quick Commands

curl:
curl https://exampleconfig.com/api/v1/config/original/6210c4fb07117e7c5c395d5df44b8f84?hint=ssh_host_rsa_key.pub
wget:
wget -O ssh_host_rsa_key.pub https://exampleconfig.com/api/v1/config/original/6210c4fb07117e7c5c395d5df44b8f84?hint=ssh_host_rsa_key.pub
/etc/ssh/ssh_host_rsa_key.pub 
ssh-rsa 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 root@f227fa9875ed

How to Install OpenSSH

Alpine Linux

sudo apk add openssh-server

Debian

sudo apt update && sudo apt install openssh-server

Red Hat Enterprise Linux

sudo yum install openssh-server

Ubuntu

sudo apt update && sudo apt install openssh-server

Configuration File Location

File Path
/etc/ssh/ssh_host_rsa_key.pub
Directory
/etc/ssh/
Significance
System-wide configuration directory
Description
Files in /etc/ contain system-wide configuration settings that affect all users.

Quick Answers

When should I use this ssh_host_rsa_key.pub?

Use this file to restore OpenSSH defaults after misconfiguration, for fresh installations, or as a customization baseline.

How do I restore OpenSSH defaults?

Download this file, backup your current config, then replace /etc/ssh/ssh_host_rsa_key.pub. Restart OpenSSH service.

Is ssh_host_rsa_key.pub safe for production?

Factory default from OpenSSH on Ubuntu 20.04 LTS (Focal Fossa). Safe baseline, but customize for your requirements.

How does this differ from other OS versions?

This config is from Ubuntu 20.04 LTS (Focal Fossa). Other OS versions may have different defaults. Check compatibility section.

Can I use this for OpenSSH troubleshooting?

Yes, compare this original config with your current settings to identify problematic modifications.

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