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Log in as root and execute:
# passwd 用户名 (修改密码) # useradd 用户名 (添加用户)
Specific examples are as follows:
[root@bogon ~]# passwd root changing password for user root. new unix password: bad password: it is based on a dictionary word retype new unix password: passwd: all authentication tokens updated successfully.
Root password retrieval method under linux
root in linux Enjoy supreme power. Once the root password is forgotten or stolen, it is a very headache. So how can you retrieve the root password? I summarize it as follows:
(1) Linux system password Crack
1. Press e in the grub option menu to enter edit mode
2. Edit the kernel line /init 1 (or /single)
3. Press b to restart
4. After entering, execute the following command
root@#passwd root (配置root的密码) enter new unix password:输入新的密码 root@#init 6
(2) Debian linux system password cracking
1. In the grub option menu 'debian gnu/linux,...(recovery mode)', press e to enter the editing mode
2. Edit the ro single in the kernel line and change it to rw single init=/bin/bash, press b to execute the restart
3. After entering Execute the following command
root@(none)#mount -a root@(none)#passwd root root@(none)#reboot
(3) freebsd system password cracking
1. Boot into the boot menu
2. Select each item (press 4) to enter single-user mode
3. Enter a series of commands after entering
root@#mount -a root@#fsck -y root@#passwd(修改密码命令)
Linux versions include: Deepin, UbuntuKylin, Manjaro, LinuxMint, Ubuntu and other versions. Among them, Deepin is one of the best-developed Linux distributions in China; Ubuntu Kylin is a derivative distribution based on Ubuntu; Manjaro is a Linux distribution based on Arch; LinuxMint's default Cinnamon desktop is similar to Windows XP and is simple and easy to use; Ubuntu is a desktop application Mainly Linux operating system.
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