Acceis

PASSI and CESTI-accredited cybersecurity expertise centre

Rennes, FranceFounded 201510-50 peoplefr, enacceis.fr

L2Cross-referenced, highest level reached

1 cross-referenced

Verified against independent sources

cyber.jbgalet.fr2026-07-04

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Acceis is a L2-verified AI-implementation provider based in Rennes, France, delivering red-team, appsec, vulnerability-mgmt. Ranked on proof, 1 verified records on the Trustgent index.

What they build

Acceis is a cybersecurity expertise centre founded in 2015 with offices in Rennes, Paris, and Lyon. It delivers penetration tests, red team engagements, configuration and architecture audits, source code review, and ISO 27001 ISMS consulting. The firm is qualified by ANSSI as PASSI on all audit scopes and accredited as a CESTI evaluation lab for CSPN certifications.

Quick facts

HQ: Rennes, France
Founded: 2015
Team: 10-50
Languages: fr, en
Stack: PASSICESTICSPN

Capabilities

Red teaming
Application security
Vulnerability management
Penetration testing

Industries served

Financial services
Healthcare
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 Acceis

What does Acceis build?

Acceis is a L2-verified AI-implementation provider on Trustgent, delivering Red teaming, Application security, Vulnerability management.

Where is Acceis based?

Acceis is headquartered in Rennes, France.

How is Acceis verified on Trustgent?

Acceis has an EARNED verification level of L2 on Trustgent, with 1 contributing verified records (most recent verification: 2026-07-04). Verification is independent of any subscription, plan tier is never a ranking input.

How is Acceis 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.