1. 生成公钥
ssh-keygen -t rsa -C "xxxxx@xxxxx.com"
或
ssh-keygen -t ed25519 -C "xxxxx@xxxxx.com"
两种操作一样只是生成密钥的加密方式不同
2. 查看公钥
cat ~/.ssh/id_rsa.pub
PS C:\Users\sss> cat ~/.ssh/id_ed25519.pub
ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIL7iL5mVSeEYnMJvNhpTxZR/rv2WApe2+IkfL4iXlfCu xxxxx@xxx.com