johnny.vestergaard's blog

Initial analysis of four million login attempts

This blog post is a follow up to an earlier article, where I set out to conceive a system that could deliver the data needs to answer 5 specific questions.

The setup Read more »

Heralding - the credentials catching honeypot

Sometimes (actually, most times) you don’t need advanced deception technology, but rather just a simple tool to answer some simple questions. I was recently in that situation, and needed the answers to the following questions: Read more »

Beeswarm - active deceptions made easy

Finally we can announce with great pleasure the first public beta of the Beeswarm project.
Beeswarm is an active IDS project that provides easy configuration, deployment and management of honeypots and clients. The project differentiates itself by two key items:

  • Active deceptions
  • Simplicity and ease of use

Active deceptions Read more »

Outsmarting the smart meter

The Conpot team recently introduced what we call the proxy module. Basically we forward the traffic from one service in Conpot to a service running on a real piece of hardware. This is a very successful technique when figuring out a unknown hardware or protocol. Next step then is to decode the messages logged in the proxy module. Most of this step is done by studying books of specifications, leaked manuals and offensive tools. This then gives us insight into the protocol, the commands sent and responses generated. Read more »

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