+33 3 74 47 37 37contact@dyb.eu
DYB
Cybersecurity

Your next compromise
might be tomorrow.

In France, a cyberattack happens every 4 seconds. 60% of SME victims go out of business within 18 months. We are here to keep you out of that statistic.

The threat is real

4 numbers that change the game

1 attack / 4s
In France, a cyberattack happens every 4 seconds.
80%
Of cyberattacks target small and mid-sized businesses, not large groups.
60%
Of SME victims of an attack go bankrupt within 18 months.
€75,000
Average cost of a compromise for a French SME (ANSSI).
Sources: ANSSI, Cybermalveillance.gouv.fr, 2024 annual report.
Our offers

Comprehensive protection of your IT system

From audit to incident response, we cover the entire cybersecurity chain. One-off or recurring, on-site or remote.

Security audit

Comprehensive analysis of your infrastructure: network, systems, applications, password policy.

From €1,500

Pentest

Black/grey/white box penetration tests. We attack your IT system to find weaknesses before hackers do.

Black / Grey / White box

Hardening

System hardening, compliance, patch management, access security.

ISO 27001 · CIS

24/7 SOC

Continuous monitoring and incident detection. Real-time alerts, event correlation.

SIEM · EDR · XDR

Incident response

Emergency intervention, containment, eradication, remediation and forensic report.

Emergency < 4h

Training & awareness

Team awareness, simulated phishing, GDPR training and security best practices.

On-site or remote
Free & immediate

Assess your security level in 5 minutes

Targeted questions, immediate result, personalised recommendations from our experts. No commitment.

  • 10 questions on your practices
  • Detailed score per domain
  • Prioritised recommendations
  • Expert contact within 24h
Start the free audit →
Methodology

Our audit process, step by step

Based on ANSSI and ISO 27001 frameworks. Reproducible, documented, actionable.

01

Reconnaissance

Mapping of your external and internal exposure. Identification of exposed services and attack vectors.

02

Vulnerability analysis

Tooled scan across the full scope plus manual analysis by our experts to discard false positives.

03

Controlled exploitation

Penetration tests under real conditions without disruption. Validation of the real impact of each flaw.

04

Report & action plan

Detailed report, CVSS scoring, remediation roadmap prioritised by risk and effort. Oral debrief.

Deliverables

What you end up with

Not just a PDF sleeping in a Drive. Actionable deliverables, for every level of the organisation.

📄

Executive report

3-page summary readable by a non-technical leader. Risk level, key figures, prioritised recommendations.

🔍

Technical report

Detail of each vulnerability: proof of concept, CVSS, business impact, step-by-step remediation.

🗺️

90-day action plan

Costed remediation roadmap, classified by criticality. Quick wins, mid-size projects, structural initiatives.

🎓

Team debrief

2-hour session with your IT teams to explain, answer questions and support implementation.

Client cases

3 recent engagements

Anonymised where confidentiality requires, 100% real. Here is how we pulled these clients out of trouble.

Yuma (YC W23)
SaaS · Y Combinator
SOC 2 compliance
Problem
Demanding enterprise prospects: SOC 2 Type II required to sign large contracts.
Solution
Full audit, AWS infrastructure hardening, SIEM rollout, documented policies, external audit.
Result
SOC 2 Type II obtained in 4 months. 3 enterprise contracts unlocked.
Accounting firm (26)
Accounting · 45 staff
Post-ransomware
Problem
Ransomware on a Friday evening. 2 days of downtime, client data encrypted.
Solution
DRP restore, forensic audit, zero-trust infrastructure rebuild, team training.
Result
Operations resumed in 48h. Zero data leak. DRP now tested every quarter.
Industrial mid-cap (07)
Industry · 280 employees
Pentest & hardening
Problem
External ARS audit reveals 47 critical vulnerabilities. Pressure from the executive team.
Solution
Internal and external pentest, 6-month remediation plan, vCISO support.
Result
0 critical vulnerabilities remaining. ISO 27001 certification in preparation.
Recognised expertise

A certified team, not salespeople

Our consultants hold certifications on the major frameworks. Cyber expertise cannot be improvised.

OSCP
Offensive Security Certified Professional
CEH
Certified Ethical Hacker
ANSSI
Recommendations & methodologies
ISO 27001
Lead Auditor
"

In-depth cybersecurity and architecture expertise. A valuable asset for our stack and our SOC 2 compliance.

LP
Lucas Portet
Co-founder — Yuma (YC W23)
FAQ

Your frequently asked questions

Emergency team active

Are you under attack?

Our team responds in under 4 hours, 24/7. Call us immediately — every minute counts.

+33 3 74 47 37 37

They trust us

Bâtiment Agricole
CFPH
CSVPN
Digital Sun ENR
Groupe Prieur
L'Hermitage
Jet Systems
Koesio
Ministère de l'Agriculture
Ministère de l'Éducation Nationale
Muze
Prieur
Rostang
Solaire Industriel
Tetra
Vinesio
Vipus
Watch Club Business School
Winedoze
Bâtiment Agricole
CFPH
CSVPN
Digital Sun ENR
Groupe Prieur
L'Hermitage
Jet Systems
Koesio
Ministère de l'Agriculture
Ministère de l'Éducation Nationale
Muze
Prieur
Rostang
Solaire Industriel
Tetra
Vinesio
Vipus
Watch Club Business School
Winedoze
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