Sublime Security
Sublime Security — Open-source email security platform with MQL-based detection rules for BEC, phishing, and malware analysis.
Our Verdict
A refreshingly transparent email security platform for teams that want to own their detection logic.
Pros
- Open source core lets teams audit detection logic
- MQL rule language is expressive and readable
- Active rule-sharing community ships detections fast
- Self-hostable for maximum data control
Cons
- Self-hosting still requires ops effort to run well
- Smaller brand footprint versus Abnormal or Proofpoint
- Cloud version pricing not always public
- Requires detection-engineering mindset to tune
Best for: Security engineers who want to read, write, and own their email detection rules.
Not for: Teams wanting fully black-box AI-driven email protection with zero tuning responsibility.
When to Use Sublime Security
Good fit if you need
- MQL-based phishing detection rules for custom email threats
- BEC and spear-phishing detection with open-source rules
- Email malware analysis via attachment sandboxing
- Community rule sharing for emerging email threat detection
- Self-hosted email security for privacy-sensitive organizations
Lock-in Assessment
Low 5/5
Lock-in Score 5/5
Pricing
Price wrong?Sublime Security Pricing
- Pricing Model
- free
- Free Tier
- Yes
- Entry Price
- —
- Enterprise Available
- No
- Transparency Score
- —
Beta — estimates may differ from actual pricing
1,000
1001K10K100K1M
Estimated Monthly Cost
$25
Estimated Annual Cost
$300
Estimates are approximate and may not reflect current pricing. Always check the official pricing page.
Community Discussion
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