dyn ddos attack

security, you can set the maximum connection, single IP connection, and blacklist!Maximum connections:7000-> 30000 (LoginGate) is set to 40 single IP connection is set to: 207100-> 31000 (SelChrGate) is set to 30 single IP connection is set to: 207200-> 32000 (RunGate) is set to 1000 Single IP connection is set to: 20In this way, we can effectively prevent DDOS attacks or other variant attacks!Defends against SYN attacks!You can set an IP address seg

Today in order to rest, change the brain, so I found a previous collection of Python article, is about DDoS attack a script, just today is free, on the practice. Attached source pyddos.py: #!/usr/bin/env Python import socket import time import threading #Pressure Test,ddos Tool #---------------------------MAX _conn=20000 port=80 host= "www.baidu.com" page= "/ind

Introduction: On the network, the Linux server is a great way, but also the attack. This article will describe the NTP attack problem encountered in practice and the corresponding solution. 1. Scene description Aliyun on the ECS, over a period of time, frequent alarm, said the traffic is too large, the DDoS attack, the

its CC server, including obtaining the time and target of the start of the DDoS attack, uploading the information stolen from the host, and timing to encrypt the infected machine file. Why malware need unsolicited and cc service communication? Because in most cases malware is downloaded to the infected host by means of phishing emails , the attacker is not able to actively know who downloaded the malware a

Linux DDOS and CC attack SolutionBackgroundNowadays, DDOS attacks are becoming more and more frequent. DDOS Denial-of-Service can be implemented without any technology. Some webmasters often report mysql 1040 errors on their websites, and their online users are less than one thousand, mysql configuration is fine. Gener

DDoS is the abbreviation for "Distribution denial of service" in English, which means "distributed Denial-of-service attack". This attack method uses the same method as an ordinary denial of service attack, but the source of the attack is multiple. Typically, an attacker us

Recently, the server has been frequently attacked by DDoS, so it can only be solved temporarily by IP source. IP is not the source of changeable, light by hand to add is simply a nightmare, think of a method, with the shell to do.Relatively simple, but very useful:) The following content according to the author's original text to make appropriate changes:)1. Scriptingmkdir/root/binvi/root/bin/dropip.sh #!/bin/bash/bin/netstat-nagrep established awk '

Anti-DDoS: CC attack defense system deployment1. System effect this DDOS Application Layer defense system has been deployed on the http://www.yfdc.org site (if access fails, please directly access the server in China http: // 121.42.45.55 for online testing ). The defense system is at the application layer, which effectively prevents the abuse of server resources

Php ddos attack and prevention code $ Ip = $ _ SERVER ['remote _ ADDR ']; ?> PHP DoS, Coded by EXE Your IP: (Don't DoS yourself nub) File: function. php

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#!/bin/sh#date:2015-12-13#filename:fang-dos.sh #version: v1.0while truedo #awk ' {print $} ' Access_2015-12-15.log|grep-v "^$" |sort|uniq-c >/tmp/tmp.log netstat-an|grep est|awk-f ' [:]+ ' { Print $6} ' |sort|uniq-c >/tmp/tmp.log exec For more information, please visit Li Hing Lee BlogShell anti-DDoS attack principle