Linux使用密钥登录并禁用密码登录
Ubuntu Debian
生成密钥 # 生成rsa密钥对 ssh-keygen -t rsa Generating public/private rsa key pair. Enter file in which to save the key (/root/.ssh/id_rsa): # 直接enter Enter passphrase (empty for no passphrase): # 直接enter Enter same passphrase again: # 直接enter Your identification has been saved in
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