CentOS6.X忘记登陆密码

超、凢脫俗 2024-04-18 09:07 62阅读 0赞

### 实验环境： ###

### 镜像：CentOS6.9 ###

### 操作机：Windows10 ###

### 环境：VMware Workstation ###

--------------------

### 操作步骤： ###

### 1.重启服务器，在读秒的时候按任意键，进入GNU GRUB界面，按"e"进入编辑模式 ###

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70][]

### 2.选择Kernel /vmlinuz- ..............................  按“e”编辑 ###

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 1][]

### 3.quiet 后面输入“1”或者“single”然后回车。进入单用户模式 ###

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 2][]

### 4.按“b” 启动系统 ###

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 3][]

### 5.在单用户模式下输入 ###

passwd root
    
    两次新密码
    
    
    出现successfully即完成密码修改

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 4][]

## ##

### 6.reboot进行重启，使用新密码登陆。 ###

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 5][]

### CentOS6.X密码修改到此完成了。 ###

![20190904153934206.png][]

## [CentOS7.X破解登陆密码 ][CentOS7.X] ##

# [CentOS6.X防火墙相关命令][CentOS6.X] #

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[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 1]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/17/be938b0d323f42e3bbd433c158fbbaaa.png
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[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 3]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/17/4c0f7ae5806845df85e9e8bde4e1aec4.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 4]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/17/8cd6460388d340a682604f6e619d8618.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDI4MjAx_size_16_color_FFFFFF_t_70 5]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/17/d43518a4af72475fb1832984d5db04d8.png
[20190904153934206.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/17/26403e9dd24a4d1994c40fcf587c9b16.png
[CentOS7.X]: https://blog.csdn.net/qq_35428201/article/details/100618578
[CentOS6.X]: https://blog.csdn.net/qq_35428201/article/details/82500889