How to enable key based authentication

Enable key based authentication 1. Generating Keys Key generator is available with Putty to generate private and public keys. You can download PuttyGen from here, download Putty.Gen. 1.1 Open PuttyGen and click on Generate button to create your keys. 1.2 Generate randomness to create keys. The key passphrase option enables additional security. 1.3 Save private […]

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Database connection error: RoundCube in cPanel

DATABASE ERROR: CONNECTION FAILED! Unable to connect to the database! Please contact your server-administrator. You’ve to check number of things for troubleshooting this. Please do follow the steps below: 1, Check your MySQL is running or not. From the command-line you can follow the below pasted command: /etc/init.d/mysqld status If it’s running the output should […]

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Mass ownership and permission change – Linux – Find command

How to change the permission of files and folders? Use chmod along with -exec to change the permissions. # find ./ -type f -exec chmod 777 {} \; this command changes all files permission to 777 in PWD. Use “-type d” for directory! How to change ownership? That’s simple. Use the chown command within the […]

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