目录需求和背景实现安全管理类相关工具类需求和背景 行业相关，对安全性较高的程序一般都需要添加完整性检测的功能，以防止程序被篡改，从而导致安全问题的发生。相关的支付应用项目今年也做了好几个，这些程序也都已
This is very similar to a question I asked the other day but my page code has become significantly more complicated and I need to revisit it.I\'ve been using the following code:
加载中,请稍侯......