Brex security review: SOC 2, AI training & subprocessors

What Brex publishes about its security, privacy and use of your data, with a link to the page each fact came from. Checked October 10, 2026.

Transparency score
80/100
SOC 2
SOC 2
ISO 27001
Not mentioned
Trains AI on your data?
Says no
Subprocessors
Not found

"Not found" means our reader didn't find it on the public pages it could read; the vendor may still publish it.

Does Brex train AI on your data?

Says it does not train AI on customer data

Brex's own words (brex.com/journal/articles/intelligent-finance):

Your data remains private — Brex does not use it to train external AI models.

Certifications Brex claims

Certification or reportMentioned on
SOC 2brex.com/legal/dpa

Privacy laws and frameworks mentioned: GDPR, CCPA/CPRA. These are laws the vendor says it follows, not certifications.

A certification on a website is a claim. For anything sensitive, ask Brex for the SOC 2 report or ISO certificate.

Brex subprocessors

Our reader didn't find a subprocessor list on Brex's public pages. It may be published somewhere we couldn't reach, such as a trust portal that needs JavaScript or a login. Ask Brex for it if you need it.

Security features mentioned

SSO / SAMLNot found
SCIM provisioningNot found
Multi-factor authenticationNot found
Encryption at restNot found
Encryption in transitNot found
Penetration testingNot found
Bug bounty / disclosure programNot found
Audit logsNot found
Data residencyNot found
security.txt contactNot found

Key documents

Trust / security centerbrex.com/journal/articles/intelligent-finance
Privacy policyprivacy.brex.com
Subprocessor listNot found
Data processing agreement (DPA)brex.com/legal/dpa
AI policyNot found
TermsNot found
Status pagestatus.brex.com

How this score is worked out

CheckPointsResult
Security or trust page15Yes
Certifications listed20Yes
Privacy policy10Yes
Subprocessor list15No
DPA available10Yes
AI training policy stated15Yes
security.txt contact5No
Status page10Yes

The score measures how much of a standard security review our reader could answer from Brex's public pages. It is not a rating of how secure Brex is, and a "No" can mean the document exists where our reader couldn't see it.

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Source: Brex's own public website (4 pages read on October 10, 2026). Stormap is not affiliated with Brex. Facts are what the vendor publishes about itself; certifications are claims, not verified audit reports. Something wrong or out of date? Pages are re-checked every two weeks.