OpenSSH /etc/ssh/ssh_host_rsa_key
Authentic
📋 Ubuntu 22.04 LTS (Jammy Jellyfish)
39 lines
Compatibility
Currently viewing:
Ubuntu 22.04 LTS (Jammy Jellyfish)
Also compatible:
Different versions:
File Info
- Size
- 39 lines
- MD5
- 620497ecfb35d88f556874f18f198183
- SHA256
- abb6e8f316f445463301fc18c1f5a815412568f59d11e9a4471501a1ac32b748
Quick Commands
curl:
curl https://exampleconfig.com/api/v1/config/original/620497ecfb35d88f556874f18f198183?hint=ssh_host_rsa_key
wget:
wget -O ssh_host_rsa_key https://exampleconfig.com/api/v1/config/original/620497ecfb35d88f556874f18f198183?hint=ssh_host_rsa_key
/etc/ssh/ssh_host_rsa_key
-----BEGIN OPENSSH PRIVATE KEY----- b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAABlwAAAAdzc2gtcn NhAAAAAwEAAQAAAYEAkvo5XhiYXjwwBKeUZps2zrA9CrpxQOnap6sZ7wNdBf874WFdaKqR BzBDDVR2WU5mlSICJhcFiXDHCnrB1frsIaPN19yNyN6IfTlAZNLWqm+10JHkSX/Q0dzN/E aQGCX043/ypWmcAhOTwLcXiGg71ecR0yql6DVcsJMyAbLxMWHGN/wBk1q7iJTH57tncsa9 FTjq/O5+vHcxg4iSasFBF03VSXFpOoPPS0/jM3VYeY+VWJMCwtpetkdm7SPmztwAGCvxAE 1bYR6L45cVOsMHPeFWOkA7m4SJcD/epohowXTWXXgXEdbMvRvvUOS8tZVwQZHB2qo3OWGr jv3nHT088qetl6UBJElUR6ppgZo+XIVwQJ6OZJXP5BEmnqj2qgaUfUkDHsKSviJYSuGRiG kKcP3XY/zaMcVAoklS7u16Fpc8aPwIp9pQ1pHLqHbxxn02Dvy/hLY7tlD32ssc64a7AZcB FoduK05pF5pT3tv7N4+et5O1IjGMtYj2077TvMeFAAAFiEuU0SpLlNEqAAAAB3NzaC1yc2 EAAAGBAJL6OV4YmF48MASnlGabNs6wPQq6cUDp2qerGe8DXQX/O+FhXWiqkQcwQw1UdllO ZpUiAiYXBYlwxwp6wdX67CGjzdfcjcjeiH05QGTS1qpvtdCR5El/0NHczfxGkBgl9ON/8q VpnAITk8C3F4hoO9XnEdMqpeg1XLCTMgGy8TFhxjf8AZNau4iUx+e7Z3LGvRU46vzufrx3 MYOIkmrBQRdN1UlxaTqDz0tP4zN1WHmPlViTAsLaXrZHZu0j5s7cABgr8QBNW2Eei+OXFT rDBz3hVjpAO5uEiXA/3qaIaMF01l14FxHWzL0b71DkvLWVcEGRwdqqNzlhq4795x09PPKn rZelASRJVEeqaYGaPlyFcECejmSVz+QRJp6o9qoGlH1JAx7Ckr4iWErhkYhpCnD912P82j HFQKJJUu7tehaXPGj8CKfaUNaRy6h28cZ9Ng78v4S2O7ZQ99rLHOuGuwGXARaHbitOaRea U97b+zePnreTtSIxjLWI9tO+07zHhQAAAAMBAAEAAAGABcmk/GMo+7T+LoC9tf052pF4E5 qAw3t7H8LXPU7yKz5t4+8mTqPTHMM2MLwLb+CQ5v0Qj71re2WdpXhs5DBeDXtahwUgOMO5 bjYUyzXizm1ZJIK37Q2V3/AEZ1yfZ7G+8WJ2lurrlDZ/JI7jdjOBJEOe/H+fk3Fwx/T4em 2BnaczAE/xtjmc3uWQYReMipc5KXoQc2bCj7bF3V8c+FU3j6ymhsMhz4aAYVtDRLPoZCR7 c8a+Ohd/kCSL8ObvcokG7J60T3V3Jxv+YX8KnW8uhOoM9U2CBo2UlCt5fdvEn/j+0z7ofu eBjMIMF0rKh7KJ+cIsBmID/7Olm563QHLClbbtPaPBzArxPx4lK8/GHLZxMZHHYnKSDwos bIXZ8gN/f9ALIzb4ap4T356A3oQ2Q9lrvBKxTG6OtSdk4IZ8h223oR5j88+u3PN4giCO/V fZW6P2F4kVierI+t6hdDS582kPdRu6B5LUfew2ENtxCLi1o6oKb+Ywggo3JV1+EB3VAAAA wFjyOKAgZS2XgPNC3XQBKEchZDJlIz0YAQ3kInugHN39WUTfRyK2bCmoV3wN1XG5JMFMjr OmPO2AX4YwOuM/IF3GvWBCiXCCuf5dVuYe8oqhI7055/fVesFSDEEtOAi2zzz1dRhA1tFg 9c642B8Z4UtwN0LydsojUcRCSHZhjMLZBtgOsGwZc5+/DlM53PiAqqhDvGePM1Y03ggYiH /wHue+kxFjDYDD60ljtaaHRCd+i9R2KoscQCe8X6DOVOZ1JwAAAMEAtpbuPCv7S37Bd27Q kM5q8lXjlI8rv2pR/CWVy0Vn2W+Jsc/7bJcuKfBdUPDNsuA53O2kYen1Dg3ZswQ4bvaayr LF7G8NAuctkrhuXaxCqqv7I+88EXTGyvR4uqFozlAb30in3qlTFm2SehJuc0shfiL+RvxC lxrNaNyPRF9zU3lYHckeUnZUelg0qRbkMLdtTGNs8rKF+usEZtACGLOj9tC4iqNm2aCM0Z 0oQxaY7n/LnqIZRjkkAMq2w0gwB4y7AAAAwQDOEeg8ZNqXxU893HErpAney9bt1S4CfQSs 0veJzyK3QNaESaB9RZU5YUBFIim+XkNUg5JQSeRxDkexg9zgU66CN8+XuczePQ0Qv7rr43 nPsgO6dDC7JiTBkY7/5630dDaQPoBd+YOExJwZC0mGzZiQe3Ymfz6Y/mZUNlSLe/BS240k 1f0eWAeFVJUnFwvhTl24XTUH+JQIfCcu6+U+rTzdfzbqRA1XHt45paatYLk8qMPpWLxUwk cZDyJjpA7H2L8AAAARcm9vdEBlZDMxOGY0NTRiYjQBAg== -----END OPENSSH PRIVATE KEY-----
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
Complete OpenSSH Configuration Guide
- What is ssh_host_rsa_key?
- Get the original 'ssh_host_rsa_key' (sshd_config) configuration file from a fresh OpenSSH installation on Ubuntu 22.04 LTS (Jammy Jellyfish). This is the factory-default SSH server configuration, crucial for security hardening, remote access troubleshooting, and understanding baseline security settings.
- Technical Details
- Located at '/etc/ssh/ssh_host_rsa_key', this 39-line file controls authentication methods, encryption algorithms, key exchange protocols, and access controls. Secures millions of servers worldwide and is the foundation for secure remote administration, file transfers, and automated deployments.
- Common Configuration Question
- How do you configure OpenSSH for maximum security, key-based authentication, and compliance on Ubuntu 22.04?
- Why Use This Configuration?
- This default configuration includes modern cipher suites, authentication controls, and security best practices. Essential for security professionals, system administrators, and DevOps engineers managing secure remote access to production systems.
Frequently Asked Questions
When should I use this ssh_host_rsa_key file?
Use this original configuration file when you need to restore OpenSSH to its default state after misconfiguration, during fresh installations, or as a baseline for customization. It's particularly useful for troubleshooting when your current config isn't working properly.
How do I restore OpenSSH to default settings?
Download this file and replace your current configuration at /etc/ssh/ssh_host_rsa_key. Make sure to backup your existing configuration first, then restart the OpenSSH service to apply the changes.
Is this ssh_host_rsa_key file secure for production use?
This is the factory-default configuration that ships with OpenSSH on Ubuntu 22.04 LTS (Jammy Jellyfish). While it provides a secure baseline, you should review and customize security settings based on your specific production requirements and compliance needs.
What's the difference between this and other OS versions?
This configuration is specifically from Ubuntu 22.04 LTS (Jammy Jellyfish). Different operating systems and versions may have slightly different default settings, security patches, or feature availability. Check the compatibility section above for other OS versions.
Can I use this configuration file for OpenSSH troubleshooting?
Yes, this original configuration is excellent for troubleshooting. Compare it with your current settings to identify modifications that might be causing issues, or temporarily replace your config with this one to isolate problems.
