Yann Crumeyrolle

Critic
DISC Type : C

Cybersecurity Lead at RATP Smart Systems

Greater Lille Metropolitan Area, France

Overview

Yann Crumeyrolle is the Cybersecurity Lead at RATP, where he heads the cybersecurity of the Digital Fabric. His extensive experience includes a decade at AXA France, where he progressed from Tech Lead to DevSecOps Leader, specializing in IT architecture and cybersecurity. He holds multiple degrees from Université du Littoral Côte dOpale.


He is a respected voice in the cybersecurity community, recently speaking at major industry events. At the Forum International de la Cybersécurité (FIC) 2025, he discussed DDoS attack strategies for critical infrastructures and also presented on cyber resilience for the Olympic Games.

Personality Overview

Objective Thinker

ROI Driven

Information Seeker

They choose to analyze logically and value facts to emotions.  They like to do things independently and don’t look for support from others. Unless the value is proven by data, they are unlikely to value fancy features.

Topics They Care About

Critical Infrastructure Security
As Cybersecurity Lead for Paris's public transport authority (RATP), his primary focus is protecting essential city infrastructure from cyber threats.
Cyber Resilience
He recently presented RATP's strategy for ensuring the resilience of its public-facing website during the high-stakes environment of the Olympic Games.
DDoS Attack Mitigation
Yann was a panelist at the Forum International de la Cybersécurité (FIC) 2025, where he spoke on strategies for protecting against DDoS attacks.

Media Appearances

Yann has no verified media appearances

Work History

11-2022
Cybersecurity Lead at RATP Smart Systems
8-2018 - 11-2022
DevSecOps Leader at AXA France
7-2015 - 8-2018
IT architect at AXA France
12-2012 - 6-2015
Tech Lead at AXA France
10-2010 - 11-2012
Project Manager at Micropole

Education

2003 - 2004
DESS ISIDIS from Université du Littoral Côte d'Opale
2001 - 2003
IUP GMI from Université du Littoral Côte d'Opale

More Information

Social Presence :

Prographics :

Exp : 21 Location : Greater Lille Metropolitan Area, France Job Level : Senior Designation : Cybersecurity Lead at RATP Smart Systems
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Insights For Selling To Yann

During A Call Or A Meeting

DO's

  • Tell them what ROI they can expect
  • Keep some extra margin while sharing pricing, they are likely to negotiate later
  • Be ready for penetrating questions and critical examination of your pitch

DONT's

  • Don’t try to give too many examples of other users, they like to make their own decisions
  • Don't give superficial answers, they are easily rattled by them
  • Don’t rush them till they have clearly gotten all the necessary information

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Yann is

  • Proven ROI, pricing and objective proof points are the factors that sway their decision.
  • Will you ever get a clear answer from Yann

  • They are comfortable saying no if they are convinced that it is the correct decision.

Insights For Deal Planning

    How fast (or slow) will Yann move?

  • Their decision-making is neither very fast nor very slow, they are somewhere in between.
  • Can Yann take some risk or not?

  • They can take risks if their analysis shows that it would be worth it.

You And Yann

Personality Compatibility


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