What problems will lead to the site being black? How to check

　　Website was hacked in fact there are many reasons to explain in detail below what problems will lead to the site was hacked.
　　Use Site Administration to do when iis7 site monitoring tool for website testing is a necessary way, the situation is completely hacked sites you can check out. So, what problems it can cause the site to be black?
　　First, the website procedural issues
　　1, is the innate vulnerability of the program itself. Protection way: is the official download the latest version of the system, or CMS, simplify some unnecessary procedures, unnecessary features such as uploading and so do strictly limited, check their website with tools whether there is injected, violence Library loopholes .
　　2, the day after the problem is that some template program source is off or inserted malicious code or back door, you end up trying to do the site has actually been doing nothing the wedding dress for others. Protective measures: the need to go to the source of the more famous download site or forum to download the source code, have the ability to come back after download check whether with their own back door, feeling safe only for upload.
　　Configuration Second, the site itself configuration issues to pay attention to the following points:
　　1, the default database path. Protection: Modify the default path, the more complex the better, anti-download the database settings.
　　2, the default background
　　that many are able to access the database injection vulnerability to storm out of your back office account number and password, enter the default background *** addresses to get the account password is very easy to get your site authority, and from * ** to get permission to do 3 minutes. Protective measures: change the default background, even now people take advantage of the latest vulnerability exposed your account password, but no background, he took only look on in despair.
　　3, weak passwords
　　Weak password is your account password refers to repeated or there was a clear rule, such as QQ numbers, date of birth, telephone number, the default system comes with the original password, and so on. Protective measures: to set some of their own but no password to remember a lot of the law, to be especially important to set a password, do not plan to facilitate the account password on all online are the same, so a password leak is likely to lead to the disclosure of information across the web , set up a complex password that is used in more than 9 digits, English letters and numbers with use.
　　Three: The server issues
　　now increasingly security-conscious individual owners own website but high security measures are in place to do or why are black it? Here on issues related to the IDC administrators, many owners believe that friends take any cheap small space business space velocity is good, the price is cheap so have opted for the small business space. But you know maybe what you covet a small cheap psychological make your site and all efforts are in vain. Protective measures: IDC find a good supplier, ask their server configuration, do not take any cheap, you know what you pay for.
　　Fourth, PC security issues
　　this is very simple, a variety of security measures on their computers must be good. Protective measures: download top security software.