As of 2026-07-02, five certificate authorities issue or have issued BIMI certificates: DigiCert (73.6% cumulative share, 14895 certificates), GlobalSign (2.8%, 562), Sectigo (1%, 207), Entrust (21.9%, now exiting), and SSL Corp (0.6%, 123). Entrust announced discontinuation of BIMI certificate issuance in 2024; 0 Entrust certificates remain active. DigiCert is the dominant issuer by both historical volume and current new issuance rate.
Entrust discontinued BIMI certificate issuance in 2024. 0 Entrust certificates are still active as of 2026-07-02. Certificates expire progressively: approximately 0 expire in H2 2026, 0 in 2027, and 0 in 2028 and beyond. See the CA Migration Patterns report for full analysis.
CA Profiles — VMCcerts BIMI Dataset v2026.2
Certificate Authority Data
This hub covers CA market share and issuance data only. CA product comparisons and buying guidance are out of scope for this research hub. For migration guidance, see /knowledge-base/.
Hub 03 Reports
Certificate Authority Research Reports
Methodology
CA Attribution Method
CA-level data is published as aggregated totals and market share percentages. Individual certificate records and organisation-level CA data are not published. Request data access
author = {VMCcerts Research},
title = {{Certificate Authority Research Hub}},
year = {2026},
url = {https://vmccerts.com/research/certificate-authority},
note = {Dataset: VMCcerts BIMI Dataset v2026.2. Snapshot: 2026-07-02.}
}
AU – VMCcerts Research
TI – Certificate Authority Research Hub
PY – 2026
PB – VMCcerts
UR – https://vmccerts.com/research/certificate-authority
N1 – Dataset: VMCcerts BIMI Dataset v2026.2; Snapshot: 2026-07-02
ER –
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