进入信息时代，各种行业对数据的安全和技术要求也越来越高,同时也遇到了各种各样的服务器故障问题,但是网络攻击才是最大的伤害，在这上面造成了企业不必要的损失,那么服务器为什么会被攻击，这里给大家讲解一下服务器被攻击有哪几种情况
一、服务器漏洞
服务器存在漏洞和服务器处理配备由差错的时候可能被被黑客攻击
二、桌面漏洞
桌面漏洞有很多，例如我们平时用的浏览器，如果不常常下载更新补就存在被黑客攻击的风险。他们不需要通过同意就能够自动下载非法软件代码，这种也被叫做隐藏式下载。
三、移动代码在网站上被广泛运用
在浏览器中禁止用Javas cript、Java applets、.NET运用、Flash或ActiveX似乎是个好主意，可是如果禁用这些功能，很多网站能够无法阅览。这为编码的Web运用打开了大门，在这种情况下会造成某些需求访问与其他打开页面的数（Cookies）Web运用会出现失调。
四、在邮件中选用嵌入式HTML
因为SMTP电子邮件网关会在一定程度上约束够邮件的发送，黑客不常常在电子邮件中发送恶意代码。
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