How the SECURECRT software logs on to the Linux system with a key

A securecrt software above the operation

1 Creating a public key on the software

Note: The server with which user is connected is the secret key of the user who is created

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2 Select the type of encryption, select DSA Encryption

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3 Add encryption key protection password

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4 Select key Length (default)

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5 process for generating keys

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6 Key Storage Path

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Configuration on two servers

Now the configuration of the software is finished, the Linux server also needs to configure some things

1 Vim/etc/ssh/sshd_config Add a line to the last face:

-Permitrootlogin Without-password

-

2 Setting up a personal user useradd-g root (group) Hu user Name

Then switch to the user you just created and go to the user's home directory to create a hidden directory

mkdir. SSH

3 Changing directory Permissions

chmod. SSH or change to 755

4 Upload the private key that you just generated to the server. SSH directory , remember to upload the key to use their own users uploaded , with RZ if not installed Lrzsz

5 Put the contents of the public key into this file Authorized_keys, (need to use this command to convert the OpenSSH recognized key format, the default public key is not the other

Ssh-keygen-i-F identity.pub >>authorized_keys

6 Change authorized permissions for this file

chmod Authorized_keys

6 finally restart the SSH service

Service sshd Restart

7 Select Key Login to move the key option to the first bit

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8 Click Properties to select the private key that you just generated

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Finally click OK, the connection is successful

This article is from the "Drifting Away" blog, make sure to keep this source http://825536458.blog.51cto.com/4417836/1784357

How the SECURECRT software logs on to the Linux system with a key