YC Summer 2026 (S26) founder

Eten Zou

Founder of Nebula Security, Autonomous AI defense system for cyber attack

Company

Eten Zou is listed as a founder of Nebula Security. Nebula Security is founded by the world’s #1 hacking team. We were the first team to build an nginx RCE and the first to root Android 17. Our co-founders include members of the world’s No. 1 CTF team, DEF CON winners, Black Hat speakers, and PhD in cybersecurity. We have won $400K in bug bounties by exploiting the Linux kernel and Chrome browser. “Audited by Nebula Security” is a mark of serious security credibility: a signal to customers, investors, and partners that your product has been reviewed by the world’s best hackers.

Founder traction evidence

Public posts and activity attributed directly to this founder.

  1. X

    We found hundreds of vulnerabilities in a company’s product, sent two to its founder, no response, no acknowledgment, silently fixed.

    We found hundreds of vulnerabilities in a company’s product, sent two to its founder, no response, no acknowledgment, silently fixed. A few days later they said they got hacked (not successfully). Their attitude towards security research explains a lot.

  2. X

    hundresds of slop

    hundresds of slop

  3. X

    The history has been made, time to move on.

    The history has been made, time to move on. More big bomb to drop before demo day

  4. X

    The world’s best cybersecurity agent is in your area

    The world’s best cybersecurity agent is in your area

  5. X

    We can give double the findings and half the cost

    We can give double the findings and half the cost

  6. X

    We also brought the world’s first rooted Android 17 that’s exploited by IonStack.

    We also brought the world’s first rooted Android 17 that’s exploited by IonStack. Maybe we will give away

  7. X

    This is a good example how AI can easily break into your system, and you are still waiting for Mythos access Stop waiting, try VEGA now ...

    This is a good example how AI can easily break into your system, and you are still waiting for Mythos access Stop waiting, try VEGA now https://nebusec.ai/vega/

  8. X

    Meet us at black hat Two talks: Burning Tears of PHP's Memory Hardening Prompt2Own: Real-World Kernel Exploit Development with LLMs ————— How people survive in Vegas?

    Meet us at black hat Two talks: Burning Tears of PHP's Memory Hardening Prompt2Own: Real-World Kernel Exploit Development with LLMs ————— How people survive in Vegas?