From Heatmaps to Histograms
The practical on-ramp to cyber risk quantification, for anyone who has wanted to measure risk in real numbers but never knew where to start. No advanced math required.
Amazon #1 New Release
in Computer Network Security
Available Now
Book Overview
Your starting point for measuring cyber risk
From Heatmaps to Histograms is a beginner’s guide to cyber risk quantification, turning vague heatmaps into actionable data and scenarios.
From Vague to Credible
Learn how to replace heat maps and color codes with measurable, data-based insights that drive business outcomes.
Practical Methods
Use accessible tools like Excel and Monte Carlo simulations to quantify cyber risk without advanced math.
Executive Communication
Translate complex risk data into clear stories that executives understand and make informed decisions.
Future-Proof Your Risk Career
Quantitative risk skills are becoming the standard. Get the methods, models, and confidence to stand out and move up.
Praise for From Heatmaps to Histograms
“Brilliantly written for those with little or no background in quantitative risk measurement, and valuable to those with years of experience. Required reading.”
“A stepping stone away from risk matrices and heatmaps. If you were wondering where to start your journey into quantified risk, this is it.”
“Quantitative risk analysis isn’t the future of GRC engineering, it’s the foundation. This book is the baseline. Start here.”
“He makes even quantitative concepts accessible to every reader, with case examples and step-by-step procedures. I highly recommend his book.”
“This is the book I’ve been waiting for, a real A-to-Z guide to cybersecurity risk forecasting for both newcomers and seasoned professionals.”
“Where do I begin with measuring cyber risk? This is the definitive starting point for anyone serious about becoming a cybersecurity risk modeler.”
“A recurring ‘Yeah, but how?’ dominates conversations on cyber risk quantification. Tony strikes the perfect balance of what you need to know and what you need to do.”
“Empowers new and experienced professionals to level up their risk communication to the board like no one else has. We can finally eliminate the stoplight technique.”
“Complex ideas made approachable for readers at any experience level, packed with sage advice and hard-learned lessons. Highly recommended for all risk practitioners.”
Meet Tony Martin-Vegue
Tony Martin-Vegue is a cyber risk consultant, speaker, and author with more than 25 years in security and risk. He wrote From Heatmaps to Histograms, advises Hubbard Decision Research, and is an Executive Fellow at the Cyentia Institute, and he's built quantitative risk programs at Netflix and global financial services firms. Across more than a thousand risk assessments, he's helped organizations move from vague heatmaps to data-driven risk decisions.
About the Author
Learn How to Turn Risk Into Better Decisions
Stay updated with practical insights, case studies, and tools from Heatmaps to Histograms: Field Notes, my free newsletter on cyber risk quantification.
Read More From Tony
Read Tony’s essays on cyber risk quantification, decision science, and security analytics, linking From Heatmaps to Histograms with real-world risk challenges.
Tools & Downloads
A growing library of free worksheets and templates from From Heatmaps to Histograms, ready to put cyber risk quantification into action.
