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XML-File<?xml version="1.0" encoding="iso-8859-1" standalone="yes" ?> <!-- XML-Output by phpMyFAQ 1.3.8 --> <phpmyfaq xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:NamespaceSchemaLocation="http://www.phpmyfaq.de/xml/faqschema.xsd"> <article id="43"> <language>en</language> <category>SSH and Telnet</category> <keywords></keywords> <theme>File permissions - chmod</theme> <content xmlns="http://www.w3.org/TR/REC-html40">File permissions are controlled with the <b>chmod</b> command on Linux servers. The chmod command can be launched from most FTP programs, or from the FileManager in the site owner panel or from a direct command login to the server via Telnet or SSH. You can assign rights to: 1: the file owner 2: the group 3: the world Each of these three can have Read, Write and Execute permissions. In general you should never assign Write permissions to "the world". If you do so - the Apache webserver will refuse to execute the file cause it'd be a huge security hole. The three permissions are set with digits (for example 755) or letters (for example -rwxr-xr-x). The first digit is the file owners permissions. The next is the groups permissions and the last is "the worlds" permissions. Below is a listing of the most typical numeric settings (charcter settings are explained further down): <span style="color: blue;">chmod 600 <i>filename</i></span> You can read and write; the world can't. Good for files. <span style="color: blue;">chmod 700 <i>filename</i></span> You can read, write, and execute; the world can't. <span style="color: blue;">chmod 644 <i>filename</i></span> You can read and write; the world can only read. Good for html and php pages. <span style="color: blue;">chmod 755 <i>filename</i></span> You can read, write, and execute; the world can read and execute. Good for perl scripts. <b>Change file permissions with letters:</b> u = user (you) g = group a = everyone r = read w = write x = execute <span style="color: blue;">chmod u+rw <i>filename</i></span> Give yourself read and write permission <span style="color: blue;">chmod u+x <i>filename</i></span> Give yourself execute permission. <span style="color: blue;">chmod a+rw <i>filename</i></span> Give read and write permission to everyone.</content> <author>EchoEcho Support</author> <date>12.07.2009, 21:11</date> </article> </phpmyfaq> |
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