how to get ssh key from sysytem code example

Example 1: how to generate ssh key

$ ssh-keygen -t rsa -b 4096 -C "[email protected]"

Example 2: ssh get key

cat ~/.ssh/id_ed25519.pub

Example 3: create a ssh key

ssh-keygen -t rsa -C "[email protected]"

Example 4: create ssh keys

cat ~/.ssh/id_rsa.pub | ssh [email protected] "mkdir -p ~/.ssh && chmod 700 ~/.ssh && cat >>  ~/.ssh/authorized_keys"