Lewis Senff

Lewis Senff

Principal Security Engineer & Founder

About

With 15+ years in information security and product development, Lewie is a hands-on builder obsessed with keeping companies safe. He combines deep technical fluency with a relentless drive to ship tools that stop attackers, protect sensitive data, and help enterprises achieve their goals.

Badges

Tastemaker
Tastemaker

Maker History

  • PromptShield
    PromptShieldData loss prevention for GenAI
    Oct 2025
  • 🎉
    Joined Product HuntOctober 6th, 2025

Forums

Lewis Senff

6mo ago

PromptShield - Data loss prevention for GenAI

Block sensitive data in real-time before it reaches ChatGPT, Claude or 18+ other AI tools.
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