Back
Product
Solutions
Resources
Customers
Company
Get a demo
Get started
Product
Email security

AI-powered protection against modern email threats

Email DLP

Catch email data leaks with outbound detection and prevention.

Platform
Platform overview

See how Sublime works

Integrations

Connect your tech stack

AI email security
ASA
Autonomous Security Analyst
ADÉ
Autonomous Detection Engineer
By use case
Inbound email security

Prevent advanced inbound email threats

Abuse mailbox automation

Automate the abuse mailbox with a team of AI Agents

Behavioral threat hunting

Discover hidden email threats

M-SOAR

Detect, triage, investigate, and remediate email-based threats

All use cases
By environment
Microsoft 365

Secure your Microsoft environment

Google Workspace

Secure your Google environment

By attack type
Business email compromise (BEC)

Stop BEC, invoice fraud, and executive impersonation

Prompt injection

Shut down prompt injection attacks

ICS phishing

Protect against calendar phishing attacks

Credential phishing

Advanced credential phishing protection

All attack types
By industry
Financial services

Adaptive email security for financial institutions

SaaS / Technology

Email security software built for SaaS companies

Education

Email security for education environments

Explore & connect
Blog

Insights on email threats, AI and detection engineering

Events & webinars

Webinars, conferences, and meetups

Community Slack

Join the conversation with fellow defenders

Resource center

Reports, guides, and best practices

Tools
EML analyzer

Analyze a single email

Sublime Core Feed

Live threat feed from the Sublime platform

API reference

Build and automate with the Sublime API

Docs & support
Documentation

Technical docs and integration guides

Security at Sublime

Our approach to security

Latest news

Phishing prevention is more important than phishing triage

Keeping phishing attacks out of inboxes has more impact than triaging attacks quickly.

Read more
Customer stories

Real results from real teams

Customer love

What customers say

100% success rate blocking attacks in the POV
Snowflake reimagines email security with Sublime
1,300+ mailboxes protected
How Snyk leveraged modernized email security for unmatched transparency and adaptive control
About us

Our mission and team

Newsroom

Latest news and updates

Partners

Technology and channel partners

Awards

Recognition and achievements

See Sublime in action

Watch video
Back to blog post
Stefano Meschiari
Stefano Meschiari
ML Research

Stefano is a Machine Learning Researcher at Sublime, where he is focused on improving email security using state-of-the-art models and algorithms. Prior to Sublime, he was a Fraud Data Scientist at Stripe preventing account takeovers, a Technical Lead at Duo Security working on 2FA phishing, and an astrophysics researcher (from the relative safety of his laptop).

Contributions

Technical deep dive of NLU 3.0: Modular, multi-headed, with advanced synthetic training
Machine learning

Technical deep dive of NLU 3.0: Modular, multi-headed, with advanced synthetic training

August 26, 2025
Sublime NLU 3.0: Faster, more accurate, future-proof defense against AI email attacks
Sublime news

Sublime NLU 3.0: Faster, more accurate, future-proof defense against AI email attacks

August 13, 2025

Now is the time

See how Sublime delivers autonomous protection by default, with control on demand.

Get started
Get a demo
Resources
BlogEvents
Community Slack
Resource center
EML Analyzer
Sublime Core Feed
API Reference
Documentation
Security at SublimePlatform Status
TermsPrivacySecurityDisclosurePrivacy choices
©2026 Sublime Security, Inc.