Dos attacks, DDoS attacks, and DrDoS attacks believe that everyone has already heard of it! DOS is the shorthand for denial of service, which is denial of services, and DDoS is the distributed denial of service is the short of distributed denial-of-service, and DrDoS is distributed Reflection denial Abbreviation for service, which is the meaning of distributed reflective denial of service.
But the most pow
PHP uses the hash conflict vulnerability to analyze DDoS attacks. Analysis of PHP's method of using the hash conflict vulnerability for DDoS attacks this article mainly introduces PHP's method of using the hash conflict vulnerability for DDoS attacks, instance Analysis: php
1. Limit the number of IP connections to 80 ports to a maximum of 10, which can be customized.
The code is as follows
Copy Code
Iptables-i input-p TCP--dport 80-m connlimit--connlimit-above 10-j DROP
2. Use the recent module to limit the number of new requests in the same IP time, recent more features please refer to: Iptables Module recent application.
The code is as follows
Copy Code
Iptables-a input-p TCP--dpor
In this paper, we analyze the method of using the hash conflict vulnerability to DDoS attack in PHP. Share to everyone for your reference. The specific analysis is as follows:
first of all: The content of this article is only used to study and use, do not use illegal!
As mentioned in the previous hash table collision vulnerability, including Java, Python, PHP, and many other common language has not been s
Analysis of the method of using hash conflict vulnerability in PHP for DDoS attack
This article mainly introduces the method that PHP uses the hash conflict vulnerability to carry out DDoS attack, and analyzes the principle and implementation technique of using hash for DDoS
Analysis of PHP's method of using the hash conflict vulnerability for DDoS attacks
This article mainly introduces how PHP uses the hash conflict vulnerability for DDoS attacks. The example analyzes the principles and implementation skills of php using hash for DDoS attacks. For more information, see
This document des
This article introduces the PHP implementation of malicious DDoS attacks to avoid the bandwidth consumption problem method, this article is a simple method, the need for friends can refer to the
DDoS attacks implemented using PHP code can cause bandwidth to be consumed and become card B.
The approach is:
modifying p
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