Public Key Infrastructure for Developers: A Practical Guide to Digital Certificates, TLS, and Secure Authentication
Language: English
Published by Independently published, 2026
- Softcover
- New
Seller: California Books, Miami, FL, U.S.A.California Books
AbeBooks seller since October 27, 2023
Condition: New
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- Title
- Public Key Infrastructure for Developers: A Practical Guide to Digital Certificates, TLS, and Secure Authentication
- Author
- K. Cooke, Willie
- Publisher
- Independently published
- Publication year
- 2026
- Condition
- New
- Binding
- Soft cover
- Language
- English
- ISBN 13
- 9798174332744
Every padlock icon, every "secure" connection, every trusted login your users rely on is powered by one system working quietly in the background: Public Key Infrastructure. Most developers use it every single day without ever really understanding it. They copy a certificate file, paste it into a config, and hope it works. When it doesn't, they're stuck. This book changes that. You'll go from copying commands blindly to actually understanding what's happening underneath.
Picture this: a certificate error shows up in production. Users can't log in. Your team is guessing, trying random fixes, hoping one of them works. Nobody actually knows what's wrong.
Now picture the opposite. You look at the error, and within seconds you know exactly what it means. Missing intermediate certificate? You've seen it before. Expired root? You already have monitoring for that. A pinning mismatch after a routine renewal? You know exactly how to fix it, calmly, without panic.
That difference isn't luck. It's understanding. And that's exactly what this book gives you.
What's inside
- The real difference between symmetric and asymmetric encryption, and why both matter
- What's actually inside a digital certificate, field by field
- How certificate chains and trust actually work, not just in theory
- The full certificate lifecycle: requests, renewal, and revocation
- A complete, practical walkthrough of the TLS handshake
- Writing code to load, parse, and validate certificates yourself
- Mutual TLS, client authentication, and zero trust architecture
- Designing and running a private certificate authority
- Protecting private keys with hardware security modules
- Real failure cases, and how to avoid repeating them
Who it's meant for
This book is for you if you write backend code, manage servers, or build systems that need to talk to each other securely. You don't need a background in cryptography. You just need curiosity and a willingness to actually understand the "why" behind the tools you already use. Whether you're debugging your first certificate error or designing internal PKI for your organization, this book meets you where you are and takes you further.
You can keep treating certificates like a black box, hoping errors never happen on your watch. Or you can finally understand the system protecting everything you build.
The next certificate error is coming. The only question is whether you'll be ready for it.
Open this book, and make sure you are.
"Synopsis" may belong to another edition of this title.
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