The AI-powered email security platform trusted by modern security teams

A next-gen email security platform trusted by top security teams to prevent threats and reduce risk - with full transparency and control.

Trusted by leading security teams
CompassSpotifyBentlerBrexelasticSnowflakeenergySentinelOnerampred canaryzscalercentricaGenetecSynkCriblAnduril

Evolve beyond the vendor black box

Transparent, controllable AI

Full transparency into every decision

See the reasoning for every detection and result.

Mail

Tailored coverage that evolves

AI agents author, backtest, and deploy new detections in hours, not months.

Detection code

Independence from vendor bottlenecks

Deploy your own org-specific detections without waiting on vendor queues.

How Sublime delivers better email security

Sublime empowers security teams with tailored detections, explainable alerts, and automation–so you can prevent, detect, and respond to threats faster and with confidence.

ADÉ (Autonomous Detection Engineer)
ADÉ (Autonomous Detection Engineer)
ADÉ recommends new coverage:
Check Mark
Job Completed 20 mins
Accept
Reject
Backtest Results (Last 15 days)
Detects 98 attacks with 0 false positives.
01

Stop more attacks with fewer false positives

Block sophisticated threats like BEC and novel phishing with a demonstrably higher catch rate and fewer workflow-breaking false alarms.

02

Gain full visibility, with control on demand

See what's being blocked and customize detection policies for your environment without vendor dependency.

ASA
ASA (Autonomous Security Analyst)
Automate remediation based on verdict
ASA Verdict
Auto Remediate
Malicious
Delete icon
Quarantine
down arrow
Spam
Documents
Move to Spam
down arrow
Graymail
folder
Move to Productivity
down arrow
03

Automate the abuse mailbox

Automate triage, investigation, and remediation of user-reported messages, cutting MTTR from hours to seconds and freeing your team.

Trusted by the top security teams

The black box approach to email security no longer works. 
It reduces visibility on how 
Brex may be attacked and 
the tactics and techniques 
used by attackers. 



With Sublime, we now have transparency and the confidence to keep up with emerging threats.

Alex Carter
Mark Hillick
CISO, Brex

The ability to automate remediations with high confidence and minimize manual reviews unlocks a new level of efficiency in our SOC. It’s hard to imagine going back to life before Sublime.

JJ Agha
JJ Agha
CISO, Fanduel

What I love about the platform is that it just works. I’m so tired of all these tools I have to futz with, and Sublime is just easy.

Jason Kikta
Jason Kikta
CISO, Automox

With Sublime, we no longer wait weeks for vendor updates. Our team reacts instantly - which is critical for our fast-moving environment.

User Profile
Ronald Richards
OVO Energy