Term used in Japanese martial arts referring to a form of practice in which a person defends himself against multiple attackers in quick succession without knowing how they will attack or in what order.

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From our blog

Our experts like sharing tips and new techniques they used while on a job. They’re yours to read, check our blog posts!

Yet another bug into Netfilter

Arthur Mongodin 13 min

This year, I have done my end-of-study internship at Randorisec, the original purpose of my internship was to study different ways of doing variant analysis on open-sources project but also on closed-source software …



RandoriSec 9 min

A few people from RandoriSec went in Rennes for the 20 years of SSTIC! As usual now, the conference took place at Couvent des Jacobins from 1 to 3 June 2022. Here is a quick review of the talks that interested us. …


[CONFERENCE] Insomni'hack 2022

RandoriSec 9 min

On this year 2022, some of us have participated to the Insomni’hack conference in Geneva (March 24th & 25th). We were very happy to meet again the infosec community IRL :) Here is a quick review of the talks …


[NEWS] Hello 2022!!!

Davy Douhine 2 min

We would like to wish you a happy new year 2022! We hope you’re doing well regarding the current situation. Here we are working hard to improve the security posture of our clients. During our free time, we work on …