create ssh key to access linux servers

gistfile1.txt

how to create ssh key to access linux servers using key 

on your computer to create ssh key run

ssh-keygen -t rsa -b 4096 -C "your_email@example.com" -f  ~/.ssh/my_custom_key

change your_email@example.com to your email and my_custom_key to the key name

then choose Passphrase

aftetr that you can copy the public key into the linux server that you want to access using that key by running the command on your computer

ssh-copy-id -i ~/.ssh/samextendy_key.pub -p 8888 root@serverhostname

change samextendy_key.pub with the public ket file name , and change 8888 to the correct linux server ssh port , and change serverhostname with the correct hostname of your linux server.

after that to connect to the server using the key use the commmand

ssh -p 8888 serverhostname -l root -i ~/.ssh/my_custom_key

and then you will be able to connect using ssh