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DuoCircle

CSA STAR evidence

DuoCircle: Enterprise Email Security Solutions Founded in 2014 in San Diego, California, DuoCircle specializes in enterprise email

duocircle.comSecurityLast verified 2 Nov 2026
Vendor website Are you DuoCircle?
CSA STAR mark, CertReports state Verified as of 26 Oct 2026Verified

DuoCircle and CSA STAR

DuoCircle is listed in the CSA STAR registry for CSA STAR (STAR Level 1 self-assessment (CAIQ)), dated 6 May 2025. CertReports last verified this on 26 Oct 2026 from the registry.

Evidence

VerifiedSTAR Level 1 self-assessment (CAIQ)
as of 26 Oct 2026 · confidence 100%
Kind
Self-assessment
Issued or listed
6 May 2025
Products in scope
alumni forwarding autospf dmarc report outbound smtp phishing protection tenant migration
SourceCapturedQuoteLinks
CSA STAR registry
Official registry · HTTP 200
26 Oct 2026duocircle: STAR Level 1 self-assessment (CAIQ)
Live pagesha256 0c3d16dcbd
CSA STAR registry
Official registry · HTTP 200
19 Oct 2026duocircle: STAR Level 1 self-assessment (CAIQ)
Live pagesha256 6ebb015031
CSA STAR registry
Official registry · HTTP 200
12 Oct 2026duocircle: STAR Level 1 self-assessment (CAIQ)
Live pagesha256 be2cb50e52
CSA STAR registry
Official registry · HTTP 200
5 Oct 2026duocircle: STAR Level 1 self-assessment (CAIQ)
Live pagesha256 3b3fda577e
CSA STAR registry
Official registry · HTTP 200
29 Sep 2026duocircle: STAR Level 1 self-assessment (CAIQ)
Live pagesha256 aadfa82b54
CSA STAR registry
Official registry · HTTP 200
17 Sep 2026duocircle: STAR Level 1 self-assessment (CAIQ)
Live pagesha256 e7f124247f
This is wrong
What CSA STAR means, and what it does not

Level 1 is a self-assessment (CAIQ). Level 2 is a third-party certification or attestation built on ISO 27001 or a SOC 2 examination plus the Cloud Controls Matrix.

Read the CSA STAR guide and browse all vendors with evidence

Questions buyers ask

Does DuoCircle have CSA STAR?

DuoCircle is listed in the CSA STAR registry for CSA STAR (STAR Level 1 self-assessment (CAIQ)), dated 6 May 2025. CertReports last verified this on 26 Oct 2026 from the registry.

How does CertReports verify this?

Every state carries a capture date, a source and a snapshot link. Registry rows come from the official registry data; vendor statements come from the vendor’s own page or trust centre; nothing is inferred. Vendors can dispute any row and corrections ship within two business days.

Change history

  1. 18 Sep 2026First indexed by CertReports2 evidence rows across 2 frameworks entered the index.

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Understand CSA STAR evidence

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