https://blog.csdn.net/qq_34115899/article/details/81298284 關於私鑰公鑰數字簽名數字證書、https、RSA的一些講解html
http://www.360doc.com/content/13/0809/14/1073512_305848184.shtml 數字證書原理(https/ssl ).net
http://www.cnblogs.com/P_Chou/archive/2010/12/27/https-ssl-certification.html 淺談https\ssl\數字證書htm