随着互联网技术的发展,越来越多的PHP语言开发网站不断涌现,特别是网络上的大量交易和大量数据传输,PHP网站所暴漏出来的安全性问题也越来越突出,数据加密技术就显越来越重要了。 With the development of Internet technology, more and more PHP language development websites are emerging constantly, especially the massive transaction and massive data transmission on the network. The security issues exposed by PHP websites are also becoming more and more prominent. The data encryption technology It is more and more important.