D4 Project

A large-scale distributed sensor network to monitor DDoS and other malicious activities relying on an open and collaborative project.

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State of the art - DDoS - part 1/n

State of the art - DDoS - part 1/n

Denial of Service attacks are attacks where an attacker prevents a service to answer to its legitimate users by causing resources exhaustion on the infrastructure furnishing the service. This can...

D4 software stack - new version released

D4 software stack - new version released

Following the Programming Methodology Framework aka PMF we choose to release D4 software component early, and often. All interested parties are invited to install and use these, and to report...

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D4 core version 0.2 has been released

D4 core version 0.2 has been released

New version released - v0.2 of D4 core

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IP ASN History

IP ASN History

In the D4 project, a major activity is network packet collection from black hole monitoring. But a major challenge in the analysis is the ability to find back the owner...

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Launch of the D4 Project

Launch of the D4 Project

Launch of the D4 project

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"In any case, I would argue that absolute measures are not the goal in cybersecurity, that relative measures are sufficient for the simple fact that relative measures -- like is such and such risk getting worse -- are sufficient for decision support. This has parallels in the physical world; no police department will ever know how much heroin is for sale, but they can tell the price, and a rising or falling price is sufficient for decision making about what to do and whether what was already done had a positive effect."

Dan Geer in talk 7th October 2015

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