prevent ddos attack

Session Fixation attack uses the server's session unchanged mechanism to authenticate and authorize others and impersonate others. If the applicationProgramWhen a user creates an anonymous session for each user upon the first access to it, a session fix vulnerability often occurs. Then, once the user logs on, the session is upgraded to a verified session. Initially, the session token is not granted any access permission, but after the user passes the

A major puzzle, how to effectively prevent CSRF attack Online there is a way to use $_server[' Http_referer '] But the article also points out that Referer can be forged. For example Header ("referer:www.aaa.com") ...... ?> I tried it, it looks like I sent it in the console to see that the referer is changing. But $_server[' http_referer ' is empty, which means it doesn't seem to be a problem. Well, what

Le Yangjun Share: Http://jingyan.baidu.com/album/5225f26b0ec454e6fb09084c.html Do the site will inevitably encounter hackers attack, especially when the keyword ranking is higher than before, for the sake of competition some people unscrupulous to get others down. When we are personal webmaster, not enough technology and money pillars, there is no way to confrontation with them. But do not watch the day and night hard to optimize the ranki

　Office2016 How to set up a tutorial to prevent malware attack operations The latest news is that Microsoft has finally introduced an important security feature for Office 2016 that can be used to keep away from macro malware attacks. For years, the "macro virus" has been a mishap in the Office suite. Despite the convenience of macro operations, there are still a lot of attackers who look at it and believe

This article mainly describes the PHP implementation of the CC attack defense and prevent the Quick Refresh page example, the need for friends can refer to theThe code is as follows: