Linux & Windows Tips, Tutorials, , Ideas

Managing PING through iptables

ping-flood-01

Managing PING through iptables

PING Packet InterNet Gopher, is a computer network administration utility used to test the reachability of a host on an Internet Protocol (IP) network and to measure the total round-trip time for messages sent from the originating host to a destination computer and back.

 

 

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How To Anti (syn_flood – slowloris flood …etc)

Hello 

? In short, I will establish some links to illustrate some of the information on these attacks
what is the SYN FLOOD ?
Read This :  https://en.wikipedia.org/wiki/SYN_flood
what is the Slowloris ? 
Read This : https://en.wikipedia.org/wiki/Slow_loris

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ss: Display Linux TCP / UDP Network and Socket Information

The ss command is used to show socket statistics. It can display stats for PACKET sockets, TCP sockets, UDP sockets, DCCP sockets, RAW sockets, Unix domain sockets, and more. It allows showing information similar to netstat command. It can display more TCP and state information than other tools. It is a new, incredibly useful and faster (as compare to netstat) tool for tracking TCP connections and sockets. SS can provide information about:

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Linux Iptables Limit the number of incoming tcp connection / syn-flood attacks

A SYN flood is a form of denial-of-service attack in which an attacker sends a succession of SYN requests to a target’s system. This is a well known type of attack and is generally not effective against modern networks. It works if a server allocates resources after receiving a SYN, but before it has receivedRead more about Linux Iptables Limit the number of incoming tcp connection / syn-flood attacks[…]

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