Default Permissions: umask, file system, special permissions, and umaskChapter 4 permission errors 1st common user ls/root/
/Root is a common root user and does not have any permissions, so it cannot be viewed.
[Oldboy @ znix ~] $ Ls/root/
Ls:
Recently made a small project about Windows Server POP3 server, turned over the network, and could not find the interface.Thankfully, a console interface Winpop.exe was discovered, which is to interact with the POP3 server with a cmd command
In linux, the chmod command for changing file permissions 1. chmod is the command for changing file permissions in linux. common commands include: (1) sudochmodu + x (2) sudochmodg + x (3) in sudochmodo + x, u, g, and o represent user, group, others,
In linux, the chmod command for changing file permissions 1. chmod is the command for changing file permissions in linux. Common Commands include: (1) sudo chmod u + x (2) sudo chmod g + x (3) sudo chmod o + x where u, g, and o represent user, group,
XP. CMD command Overview
For more information about a command, enter the HELP command name.Assoc displays or modifies file extension associations.At is the command and program to be run on the computer.Attrib displays or changes file attributes.Set
Hacker Common Command DaquanNET user Heibai Lovechina/add plus one heibai password for Lovechinanet localgroup Administrators heibai/add him into the administrator groupnet start Telnet on each other's Telnet serviceNET use z:\127.0.0.1c$ map each
Xp. CMD command For more information about a command, type the HELP command name assoc to display or modify the file extension association. at the commands and programs that you plan to run on your computer. attrib Display or change file
First, prefaceMany articles will say that the permissions of the database according to the principle of minimum permissions, the sentence itself is not wrong, but it is an empty word. Because of the least privilege, this thing is too abstract, and
CMD Run Command
Start → run → CMD → enter the following command:
Gpedit. msc ----- Group Policy sndrec32 ------- Recorder
Nslookup ------- IP address detector e xplorer ------- open the Resource Manager
Logoff --------- logout command
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