新手入门,关于后台处理提交的数据解决办法
新手入门,关于后台处理提交的数据
除了屏蔽错误提示,检查是否包含sql关键字还有什么需要做的?
希望可以给具体一点的做法,万谢!
------解决思路----------------------
使用pdo的参数绑定可以杜绝sql注入
上传的文件要检查类型和大小，文件夹一定是没有执行权限
另外就是注意用户提交的html标签不要直接输出到页面，用htmlspecialchars先转换一下
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