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Announcing our $20M Series A to redefine email security · Blog · Sublime Security

ID: 56b31fa6-6dca-5c92-94b3-3480ae8b42c5

STIX ID: report--56b31fa6-6dca-5c92-94b3-3480ae8b42c5

Feed Name: Sublime Security Blog

Date Published: 2025-10-22

Date Updated: 2026-05-01

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**Executive summary:** This post announces Sublime's $20M Series A and outlines the company's transparent, customizable approach to email security—centered on an open Message Query Language (MQL), open-source detections, cloud integrations, and community-driven collaboration—highlighting product milestones, customer adoption, and plans to continue developing free and paid offerings to combat evolving email threats including AI-enabled phishing.

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