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		<h1>CHMOD để bảo mật cho Website</h1>
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			<li>Thứ tư - 24/07/2013 22:40</li>
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			Để bảo mật website không bị tấn công, phương thức giới hạn quyền truy cập (Chmod) là một phương pháp tối ưu nhất.
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			<span style="color: rgb(0, 0, 0); line-height: 16.796875px;"><strong>Ban đầu 1 website sẽ được Chmod mặc định như sau:</strong></span><br  /><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;">* Thư mục public_html: 701 (An toàn)</span><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;">* Thư mục bên trong: 755</span><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;">* File: 644</span><br  /><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;"><strong>Để bảo mật sau khi hoàn thiện web site bạn nên Chmod về:</strong></span><br  /><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;">* Thư mục public_html: 501 (File và thư mục bên trong sẽ không thể bị xóa)</span><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;">* Thư mục bên trong: 101 (File và thư mục sẽ không thể nhìn thấy hay thay đổi)</span><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;">* File: 404 (File sẽ không thể bị thay đổi hay ghi đè)</span><br  /><span style="color: rgb(0, 0, 0); line-height: 16.796875px;">* Riêng file .htaccess Chmod là 444</span><br  /><br  />Đối với những thư mục có quyền ghi chẳng hạn như thư mục lưu cache, upload... phải có quyền 777 để có thể tự động ghi đè file bên trong thì bạn nên đặt 1 file &quot;.<a href="http://www.htaccesstools.com/">htaccess</a>&quot; với mã bên trong như sau để khóa truy cập bằng PHP, CGI:<br  /><br  />AddHandler default-handler php<br  />Options -ExecCGI -Includes
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