What if the website is hacked? Solutions

What if the website is hacked?
Title, the homepage can not open, some other pages can open, began to have some illegal links to the Web page, until now the page is not open.

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Should be tampered with the homepage, check the server.
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Find all the passed parameters to filter, and then find the loopholes.
Of course, the first is to ensure that the server has no obvious vulnerabilities
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Permissions do not give high, 755 can be run do not give 777
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Yard Farm--code farming code, grazing ideas of the farm!


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Fix the vulnerability of the server

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