Networking

YouTube IP Hijacking

Saturday 24 February a Pakistan AS started an unauthorized announcement of YouTube IP class.Here you can found a RIPE case study:http://www.ripe.net/news/study-youtube-hijacking.html

Sniffing: SPAN port vs TAP

Sometimes the only way to do network monitoring and sniffing is using SPAN ports on network devices.I think that SPAN its not all bad but you must know that its limitations to be compliance with your requirements. This article can explain a lot of things that for a lot of network administrators is a unexplored [...]

PHPIDS

PHPIDS (PHP-Intrusion Detection System) is a simple to use, well structured, fast and state-of-the-art security layer for your PHP based web application. The IDS neither strips, sanitizes nor filters any malicious input, it simply recognizes when an attacker tries to break your site and reacts in exactly the way you want it to. Based on [...]

Documentation about Netflow

Here is some documentation about NetFlow, slides, papers, and how to: The Ultimate Netflow Data Realtime Analysis nProbe: an Open Source NetFlow Probe for Gigabit Networks NetFlow Version 9 NetFlow: Information loss or win? Netflow Tools NfSen and NFDUMP Cisco NetFlow and NBAR NetFlow @ DANTE Traffic Monitoring with Netflow Cisco CNS NetFlow Collection Engine [...]

Papers about NetFlow applications

Properties and Prediction of Flow Statistics from Sampled Packet Streams Nick Duffield, Carsten Lund, Mikkel Thorup, Proc. ACM SIGCOMM IMC, 2002. A detailed investigation of the effects of packet sampling on flow-based traffic accounting. TCP Use and Performance on Internet2 Stanislav Shalunov, Benjamin Teitelbaum, ACL SIGCOMM IMW, 2001. See the pointer to the Abilene usage [...]

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