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Sublime Platform

Open, adaptable email security

Use custom or open-source community rules to block attacker techniques, not just IOCs. Respond to attacker evolution in-house and in minutes.


Sublime Platform

puts you in control of your email environment.

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Free and self-hostable

Run the full Sublime Platform without sending any sensitive email data outside of your environment.

Open-source rules

Use any of the open-source community rules, or write and share your own.


Write and edit rules, view and remediate flagged messages, and manage your users.

Live email

Out-of-the-box mail connectors for Office 365, G Suite, and IMAP. Integrate in minutes without MX changes.

© 2021. Sublime Security, Inc.