请教$_FILES 是否可以伪造,应该注意哪些安全有关问题

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Release: 2016-06-13 12:14:47
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请问$_FILES 是否可以伪造,应该注意哪些安全问题;
1.
$_FILES 是用户浏览器提交的数据,用户是否可以恶意修改$_FILES数组?
  恶意: 上传的文件名会不会出现 特殊字符. 
------解决思路----------------------
字符是可以的。
只是在windows下不行。

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