Detect and prevent email attacks

Sublime prevents email attacks using Detection-as-Code and behavioral AI. Gain visibility and control, hunt for advanced threats, and spend less time on email-originated incidents.

Email Detection Engineering &
Threat Hunting Workshop

22 & 23 January 2024 at 1100 ET / 0800 PT

Trusted by
Reddit LogoVanta Security LogoKehe Distributions Logo

Behavioral AI you can control

Powered by Message Query Language

using NLU based MQL to identify VIP impersonation

Prevent email attacks

Stop BEC, phishing, HTML smuggling, and more

using MQL to hunt for threats

Hunt for threats

Identify missed attacks and potential compromise.

Remediate campaign if more than 5 user reported the email

Triage user reports

Auto-remediate campaigns via herd immunity

Stay ahead of attacker adaptation

Collaborate peer-to-peer or run rules vetted by Sublime

Share detections publicly or privately via Git

Receive new rules and updates automatically

Stay ahead of attacker adaptation

Filename w/ Right-to-Left Override Unicode

Submitted by:
@vector_sec

View Rule

Link to download encrypted zip with ISO

Submitted by:
@ajpc500

View Rule

Malicious OneNote attachment

Submitted by:
@Kyle_Parrish_

View Rule

Subscribe to rules created by industry experts

Share detections publicly or privately via Git

Receive new rules and updates automatically

Stay ahead of attacker adaptation

Sublime is a comprehensive email security platform

Detect & Prevent

Protection from BEC, Malware, Credential Phishing, and more

Threat hunting

Discover missed attacks using behavioral queries or IOCs

Close attack surface

Verifiably block atypical behavior to reduce attack surface

Abuse mailbox

Auto-remediate missed campaigns from one or multiple user reports

Integrate & Automate

Integrate with other tools seamlessly using the API & webhooks

Use threat intel

Ingest threat intel to block attacks using IOCs, MQL, or YARA

Trusted by Industry Experts

I’ve been waiting for years for someone to bring detection engineering to email. I haven’t been this excited since EDR/Crowdstrike.

Bob W.
Eng Manager, Detection & Response
G2000 technology company
Company name hidden due to contractural agreements.

With Sublime we don’t have to pick between black box machine learning and having control, we get the benefits of both.

James Coote
Deputy CISO
FTSE 250 financial institution
Company name hidden due to contractural agreements.

Sublime gives us the benefit of community curated rules to stop phishing threats and the precision to craft our own.

Eric Turpin
SOC Manager
US-Based Quick Service Restaurant
Company name hidden due to contractural agreements.

Sublime’s phishing herd immunity empowers every one of our end users to help secure the organization when attacks get through.

Liam Sennitt
Security Lead

I’ve been waiting for years for someone to bring detection engineering to email. I haven’t been this excited since EDR/Crowdstrike.

Bob W.
Eng Manager, Detection & Response
G2000 technology company

With Sublime we don’t have to pick between black box machine learning and having control, we get the benefits of both.

James Coote
Deputy CISO
FTSE 250 financial institution

Sublime gives us the benefit of community curated rules to stop phishing threats and the precision to craft our own.

Eric Turpin
SOC Manager
US-Based Quick Service Restaurant

Sublime’s phishing herd immunity empowers every one of our end users to help secure the organization when attacks get through.

Liam Sennitt
Security Lead

Get Started. Today.

Deploy and integrate a free Sublime instance in minutes.

Managed Instance

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For organizations of any size. First 100 mailboxes free.

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Get a live demo

Learn how Sublime verifiably closes email attack surface.

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Deploy and self host

Docker for smaller orgs

Limited to 600 active mailboxes. View Docker Guide.

curl -sL https://sublime.security/install.sh | sh

AWS Cloud for enterprise

Scales to any number of mailboxes. View AWS Quickstart

Launch Stack
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Azure, GCP, K8s & Terraform

Coming Soon!

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Self-managed or Managed

Default passive

Alert-only or auto-remediate

Deploy in minutes

No MX changes. M365, Google, IMAP

Get immediate value

Ingest & analyze historical data