# Daniel Miessler

> Founder, Unsupervised Learning.

With 25+ years in the industry and prior appsec and security leadership roles, Miessler is a widely read thinker on applied AI in security. Unsupervised Learning publishes weekly and has a large paid membership community.

- **Category:** [Influencers & Voices](https://gracker.ai/cyber-resources/influencers)
- **Website:** https://danielmiessler.com
- **Location:** San Francisco, CA, USA
- **Company:** Unsupervised Learning
- **Title:** Founder
- **Verified:** Yes
- **Last updated:** April 21, 2026

## Expertise

- AI and security
- Application security
- Security strategy
- Newsletters
- Community building

## Frequently asked questions

### Who is Daniel Miessler?

Daniel Miessler is the founder of Unsupervised Learning, a newsletter, podcast and community focused on the intersection of cybersecurity, AI, national security, technology and culture.

### What is Daniel Miessler's current role?

Daniel Miessler is Founder at Unsupervised Learning.

### What is Daniel Miessler known for?

Daniel Miessler focuses on AI and security, Application security, Security strategy, Newsletters, Community building.

### Where is Daniel Miessler based?

Daniel Miessler is based in San Francisco, CA, USA.

### What is Daniel Miessler listed under on Cyber Resources?

Daniel Miessler is listed in the Influencers & Voices category of Cyber Resources, the curated directory of the cybersecurity marketing and growth ecosystem.