March 2026
Intermediate
449 pages
9h 28m
English
Content preview from From Heatmaps to Histograms: A Practical Guide to Cyber Risk QuantificationBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Prologue: Risky Business
Start where you are. Use what you have. Do what you can.
—Arthur Ashe
Cold Open: My Origin Story
I’m not a statistician.
I’m not a mathematician.
I’m not an actuary or a finance expert. I’m none of the things you’d typically associate with quantitative risk. Nor am I a CISO or technology executive.
(You may be asking yourself, Why did I buy this guy’s book?)
I’m a practitioner.
Before I worked in technology risk management, I ran network cables through ceilings, getting covered in fiberglass. I did first-line phone support for a computer manufacturer and built massive Microsoft Exchange server farms. I pivoted my skills and career to information security in the 2000s after seeing the aftermath of the dot-com bust and subsequently ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.