zoukankan      html  css  js  c++  java
  • ssky-keygen + ssh-copy-id 无密码登陆远程LINUX主机

    使用下例中ssky-keygen和ssh-copy-id,仅需通过3个步骤的简单设置而无需输入密码就能登录远程Linux主机。
    ssh-keygen
    创建公钥和密钥。
    ssh-copy-id 把本地主机的公钥复制到远程主机的authorized_keys文件上。
    ssh-copy-id
    也会给远程主机的用户主目录(home)和~/.ssh, 和~/.ssh/authorized_keys设置合适的权限 。

    步骤1:
    用 ssh-key-gen 在本地主机上创建公钥和密钥

    ligh@local-host$ ssh-keygen -t rsa (or dsa)
    Enter file in which to save the key (/home/jsmith/.ssh/id_rsa):[Enter
    key]
    Enter passphrase (empty for no passphrase): [Press enter key]
    Enter
    same passphrase again: [Pess enter key]
    Your identification has been saved in
    /home/jsmith/.ssh/id_rsa.
    Your public key has been saved in
    /home/jsmith/.ssh/id_rsa.pub.
    The key fingerprint is:
    33:b3:fe:af:95:95:18:11:31:d5:de:96:2f:f2:35:f9

    ligh@local-host

    步骤2: 用 ssh-copy-id
    把公钥复制到远程主机上

    ligh@local-host$ ssh-copy-id -i ~/.ssh/id_rsa.pub 
    root@192.168.0.3
    ligh@remote-host‘s password:
    Now try logging into the
    machine, with ―ssh ?remote-host‘‖, and check in:
    .ssh/authorized_keys to
    make sure we haven‘t added extra keys that you weren‘t expecting.
    [注:
    ssh-copy-id 把密钥追加到远程主机的 .ssh/authorized_key 上.]

    步骤3:
    直接登录远程主机

    ligh@local-host$ ssh remote-host
    Last login: Sun Nov 16
    17:22:33 2008 from 192.168.1.2
    [注: SSH 不会询问密码.]
    ligh@remote-host$

    [注: 你现在已经登录到了远程主机上]

  • 相关阅读:
    ZooKeeper 授权访问
    jQuery代码优化:事件委托篇
    设计一个学生作业完成情况的管理程序
    UVa 10192 Vacation(LCS水题)
    BBS快照源代码代写
    ftp服务器系统编程编码程序下载代写代开发
    文件夹病毒专杀工具
    C#生成软件注册码
    《恐怖丛林生存》肉搏攻略,解开星星系统之谜
    《恐怖丛林生存》各种bug 各种解密
  • 原文地址:https://www.cnblogs.com/chuanheng/p/ssky_keygen.html
Copyright © 2011-2022 走看看