github生成ssh公钥

$ ssh-keygen -t rsa -C "[email protected]"
# Creates a new ssh key using the provided email Generating public/private rsa key pair.
Enter file in which to save the key (/home/you/.ssh/id_rsa):

Enter passphrase (empty for no passphrase): [Type a passphrase]
Enter same passphrase again: [Type passphrase again]

Your identification has been saved in /home/you/.ssh/id_rsa.
# Your public key has been saved in /home/you/.ssh/id_rsa.pub.
# The key fingerprint is:
# 01:0f:f4:3b:ca:85:d6:17:a1:7d:f0:68:9d:f0:a2:db [email protected]