Ryan McGeehan

Helping hackers measure risk.

  1. Email
  2. Twitter
  3. Newsletter

My focus is on risk measurement for fast moving eng organizations.


  1. Risk Measurement: Advice, forecasts, analysis, and research
  2. Starting Up Security: Help for growing security teams.
  3. ATO Watch: Monitoring for large account takeover events.
  4. Blockchain Graveyard: Retrospectives on cryptocurrency thefts.


Individual newsletters are available at each link.