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Yorick Koster Email & Phone Number

Co-founder at ThreatFabric
Location: Amsterdam, North Holland, Netherlands 3 work roles
1 work email found @threatfabric.com 3 phones found area 408 and 120 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 3 phones

Work email y****@threatfabric.com
Direct phone (408) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
ThreatFabric
Role
Co-founder
Location
Amsterdam, North Holland, Netherlands
Company size
6 employees

Who is Yorick Koster? Overview

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Quick answer

Yorick Koster is listed as Co-founder at ThreatFabric, a company with 6 employees, based in Amsterdam, North Holland, Netherlands. AeroLeads shows a work email signal at threatfabric.com, phone signal with area code 408, 120, and a matched LinkedIn profile for Yorick Koster.

Yorick Koster previously worked as CTO at Threatfabric and Ambassador at Securify B.V..

Company email context

Email format at ThreatFabric

This section adds company-level context without repeating Yorick Koster's masked contact details.

{first}.{last}@threatfabric.com
89% confidence

AeroLeads found 1 current-domain work email signal for Yorick Koster. Compare company email patterns before reaching out.

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Profile bio

About Yorick Koster

Yorick Koster is a Co-founder at ThreatFabric. He possess expertise in penetration testing, computer security, information security, cryptography, security and 16 more skills.

Listed skills include Penetration Testing, Computer Security, Information Security, Cryptography, and 17 others.

Current workplace

Yorick Koster's current company

Company context helps verify the profile and gives searchers a useful next step.

ThreatFabric
Threatfabric
Co-founder
amsterdam, north holland, netherlands
Website
threatfabric.com
Employees
6
AeroLeads page
Company profile
View company profile Email format
3 roles

Yorick Koster work experience

A career timeline built from the work history available for this profile.

Cto

Current
Threatfabric

Amsterdam, North Holland, Netherlands

Jan 2024 - Present

Ambassador

Current
Securify B.V.

Amsterdam Area

Jan 2022 - Present

Security Researcher

Current
Akita Security B.V.

The Netherlands

Offensive security & (bespoke) tools

May 2013 - Present
Team & coworkers

Colleagues at ThreatFabric

Other employees you can reach at threatfabric.com. View company contacts for 6 employees →

HV Harry Van Mierloo Harry Van Mierloo Colleague at Threatfabric Cranendonck, North Brabant, Netherlands, Netherlands View → HM Hamzeh Moghaddam Hamzeh Moghaddam Colleague at Threatfabric Amsterdam, North Holland, Netherlands, Netherlands View → AE Aleksandr Eremin Aleksandr Eremin Colleague at Threatfabric Amsterdam, North Holland, Netherlands, Netherlands View → SP Subhadeep Patra Subhadeep Patra Colleague at Threatfabric Amsterdam, North Holland, Netherlands, Netherlands View → WG Wesley Gahr Wesley Gahr Colleague at Threatfabric Netherlands, Netherlands View → RH Rick Hulsbeek Rick Hulsbeek Colleague at Threatfabric Utrecht, Utrecht, Netherlands, Netherlands View → MS Mert Saygı Mert Saygı Colleague at Threatfabric Haarlem, North Holland, Netherlands, Netherlands View → RA Rombert Anjema Rombert Anjema Colleague at Threatfabric The Hague, South Holland, Netherlands, Netherlands View → VM Vigneshwaran M Vigneshwaran M Colleague at Threatfabric Amsterdam, North Holland, Netherlands, Netherlands View → LV Lydia Van Schaik Lydia Van Schaik Colleague at Threatfabric Amsterdam, North Holland, Netherlands, Netherlands View →
FAQ

Frequently asked questions about Yorick Koster

Quick answers generated from the profile data available on this page.

What company does Yorick Koster work for?

Yorick Koster works for ThreatFabric.

What is Yorick Koster's role at ThreatFabric?

Yorick Koster is listed as Co-founder at ThreatFabric.

What is Yorick Koster's email address?

AeroLeads has found 1 work email signal at @threatfabric.com for Yorick Koster at ThreatFabric.

What is Yorick Koster's phone number?

AeroLeads has found 3 phone signal(s) with area code 408, 120 for Yorick Koster at ThreatFabric.

Where is Yorick Koster based?

Yorick Koster is based in Amsterdam, North Holland, Netherlands while working with ThreatFabric.

What companies has Yorick Koster worked for?

Yorick Koster has worked for Threatfabric, Securify B.V., and Akita Security B.V..

Who are Yorick Koster's colleagues at ThreatFabric?

Yorick Koster's colleagues at ThreatFabric include Harry Van Mierloo, Hamzeh Moghaddam, Aleksandr Eremin, Subhadeep Patra, and Wesley Gahr.

How can I contact Yorick Koster?

You can use AeroLeads to view verified contact signals for Yorick Koster at ThreatFabric, including work email, phone, and LinkedIn data when available.

What skills is Yorick Koster known for?

Yorick Koster is listed with skills including Penetration Testing, Computer Security, Information Security, Cryptography, Security, Security Testing, Mobile Security, and Security Audits.

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