create new ssh key linux code example

Example 1: how to generate ssh key in linux

ssh-keygen -t rsa -b 4096
ssh-keygen -t dsa
ssh-keygen -t ecdsa -b 521
ssh-keygen -t ed25519

Example 2: ssh keygen

ssh-keygen -t rsa -b 8192

Example 3: create a ssh key

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

Example 4: create ssh keys

cat ~/.ssh/id_rsa.pub | ssh demo@198.51.100.0 "mkdir -p ~/.ssh && chmod 700 ~/.ssh && cat >>  ~/.ssh/authorized_keys"

Example 5: add ssh key linux

$ ssh-keygen -t ed25519 -C "[email protected]"