WebSec

Amsterdam, NetherlandsFounded 2018websec.net

L2Cross-referenced, highest level reached

1 cross-referenced

Verified against independent sources

0trust0day.medium.com2026-07-07

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WebSec is a L2-verified AI-implementation provider based in Amsterdam, Netherlands, delivering red-team, vulnerability-mgmt, pentest. Ranked on proof, 1 verified records on the Trustgent index.

What they build

WebSec is an Amsterdam-based offensive security consultancy, trading as WebSec since 2018 (registered as OS.SI Consulting B.V.). Services cover penetration testing across web, infrastructure, mobile, cloud, ICS/SCADA, IoT, and WiFi; red teaming; phishing campaigns; managed vulnerability disclosure programs; and incident response. Holds the Dutch CCV Pentesting quality mark.

Quick facts

HQ: Amsterdam, Netherlands
Founded: 2018
Team
Languages
Stack

Capabilities

Red teaming
Vulnerability management
Penetration testing
Incident response

Industries served

Financial services
Healthcare
Retail & e-commerce
Energy & utilities
Government & public sector

Regulatory readiness

Cross-referenced against public registries where a public source exists (L2+). The check mark marks an attribute we have a source for, see the proof page.

About WebSec

What does WebSec build?

WebSec is a L2-verified AI-implementation provider on Trustgent, delivering Red teaming, Vulnerability management, Penetration testing.

Where is WebSec based?

WebSec is headquartered in Amsterdam, Netherlands.

How is WebSec verified on Trustgent?

WebSec has an EARNED verification level of L2 on Trustgent, with 1 contributing verified records (most recent verification: 2026-07-07). Verification is independent of any subscription, plan tier is never a ranking input.

How is WebSec ranked?

Rank is a pure function of three EARNED signals: verification level (dominant), record count, and recency. No plan, fee, spend, or paid placement is ever an input. See https://trustgent.com/how-we-rank.