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This article mainly explains "linux how to create a local key-free login". The explanation in the article is simple and clear and easy to learn and understand. Please follow the editor's train of thought to study and learn "linux how to create a local key-free login".

Key-free login steps

1. Quote from hadoop's official website

Ssh-keygen-t dsa-P''- f ~ / .ssh/id_dsa

Simply explain that the password of the production ssh key is''to .ssh in the user directory.

There is a .ssh directory under the root directory.

Under the ssh directory

Id_dsa is the private key

Id_dsa.pub is the public key

Execute the following command

Cat ~ / .ssh/id_dsa.pub > > ~ / .ssh/authorized_keys

Append your public key to the authorized_keys file

Authorized_keys: stores the public key of remote secret-free login, and records the public keys of multiple machines mainly through this file.

Add an extra authorized_keys file

At this time, the private key login of this machine is successful.

The second method is to set the local key-free login.

Ssh-keygen-t rsa

Enter key all the way

Generate a .ssh file

View the secret key in .ssh

Set local key-free login

Know_hosts: list of known host public keys

Configuration successful

Thank you for your reading, the above is the content of "how to create a native key-free login for linux". After the study of this article, I believe you have a deeper understanding of how to create a secret-free login for linux, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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