Of the Field

GreHack 2026

GreHack is a computer security conference held in Grenoble, France. The event brings together professionals and enthusiasts for technical talks, workshops, and activities such as Capture The Flag (CTF) competitions. The conference covers a range of topics in cybersecurity and information security and is known for its interactive and community-driven atmosphe…

Visit the official siteSponsorship open
11Speakers
12Sponsors
11On the bill · sessions
17Companies · in total
§I

Speakers

Programmed at GreHack, in alphabetical order.
Alberto Fernandez-de-Retana
Aurélien Chalot
Orange Cyberdefense
Aymeric Palhière
Synacktiv
Fabian Hagg
Onapsis
Gynvael Coldwind
HexArcana
Hugo Ferreira dos Santos
Kyle Martin
Vector 35
Noë Flatreaud (Beemo)
Pierre Milioni
Synacktiv
Volker Carstein
Bsecure
Yvan Genuer
Onapsis
§II

Sponsors

The houses behind the program. Tiers as disclosed.
AconitFriends
BlackAlpsFriends
EDF8 bits
EnsimagFriends
inérciaFriends
Misc MagazineFriends
ph0wnFriends
Randorisec8 bits
Root-Me PRO16 bits
Schneider16 bits
Synacktiv8 bits
Université Grenoble AlpesFriends
§III

Agenda

Selected from 11 sessions on the bill.
  • Friday November 13th 10:45am

    One does not simply walk into a building... or do they?

  • Friday November 13th 11:25am

    Abstractions for Program Analysis

  • Friday November 13th 11:55am

    Smart Charger, Dumb Idea?

  • Friday November 13th 2:00pm

    Exploring Browser Permissions and Exploiting Permission Hijacking

  • Friday November 13th 2:30pm

    Channel Binding with MSSQL: A Deep Dive into TDS, NTLM and STARTTLS Madness

  • Friday November 13th 3:15pm

    From YAML to Root: CI/CD Pipeline Attacks and Countermeasures

  • Friday November 13th 4:15pm

    Sharker: where Wireshark ends, we begin

  • Friday November 13th 4:35pm

    So you want to start RadioHacking?

  • Friday November 13th 8:45am

    Opening speech

Intermission
Part the Second · For the Buyer

What does it mean when 17 companies show up, and 1 bet on three roles at once?

Seventeen companies. one are betting more than once.

The numbers below are derived from the speakers, sponsors, and exhibitors on this page, cross-referenced into one ledger. They are the only thing here that 10times.com cannot tell you.

Who's in the room
1All threespeak · spons · exh
11Sponsoringsponsor only
5Companies Speakingspeaker only

The Triple-Threat

Synacktiv

Speakers by seniority
  • Other roles11100%

Of 11 on the bill · classified by free-text title

Most-represented companies
  1. 01SynacktivSp·82V
  2. 02AconitSp·F
  3. 03BlackAlpsSp·F
  4. 04EDFSp·8
  5. 05EnsimagSp·F
  6. 06inérciaSp·F
  7. 07Misc MagazineSp·F
  8. 08ph0wnSp·F
  9. 09RandorisecSp·8
  10. 10Root-Me PROSp·1
  11. 11SchneiderSp·1
  12. 12Université Grenoble AlpesSp·F
  13. 13Onapsis2V
  14. 14Bsecure1V
Sponsors by tier
16 bits2
17% of 12
8 bits3
25% of 12
friends7
58% of 12