Bulletproof SSL and TLS 2ed book cover
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Preview edition: February 2021
Language: English (480 pages)
Formats: Paperback, PDF, EPUB,
     Online; no DRM
Bulletproof SSL and TLS
Understanding and deploying SSL/TLS and PKI to secure servers and web applications, by Ivan Ristić

With your purchase you will receive two versions of the book: the preview of the second edition as well as the complete first edition. Read more on Ivan's blog.

For system administrators, developers, and IT security professionals, this book provides a comprehensive coverage of the ever-changing field of SSL/TLS and Internet PKI. Written by Ivan Ristić, a security researcher and author of SSL Labs, this book will teach you everything you need to know to protect your systems from eavesdropping and impersonation attacks.

“The most comprehensive book about deploying TLS in the real world!”

Nasko Oskov, Chrome Security developer and
former SChannel developer

“Meticulously researched.”

Eric Lawrence, Fiddler author and former
Internet Explorer Program Manager

“The most to the point and up to date book about SSL/TLS I've read.”

Jakob Schlyter, IT security advisor and DANE co-author
Table of Contents

The chapters in green have been written, rewritten, or updated for the second edition. The remaining chapters are as they were in the first edition, last revised in 2017. You can find out more information in Ivan's blog post.

Part I: SSL/TLS and PKI
1. SSL, TLS, and Cryptography 2. TLS 1.3 3. TLS 1.2 4. Public Key Infrastructure
Part II: Problems and Attacks
5. Attacks against PKI 6. HTTP and Browser Issues 7. Implementation Issues 8. Protocol Attacks
Part III: Deployment and Development
9. Performance 10. HSTS, CSP and Pinning 11. Configuration Guide
Part IV: OpenSSL
11. OpenSSL Command Line 12. Testing TLS with OpenSSL Index

About the Author

Ivan Ristić is a security researcher, engineer, and author, known especially for his contributions to the web application firewall field and development of ModSecurity, an open source web application firewall, and for his SSL/TLS and PKI research, tools and guides published on the SSL Labs web site.

He is the author of two books, Apache Security and ModSecurity Handbook, which he publishes via Feisty Duck, his own platform for continuous writing and publishing. Ivan is an active participant in the security community and you'll often find him speaking at security conferences such as Black Hat, RSA, OWASP AppSec, and others. His latest project, Hardenize, is a security posture analysis service that makes security fun again.


TOC, Preface, and Chapter 1
Detailed information about the contents, as well as the first chapter.

OpenSSL Cookbook
A free 100-page book that covers the most frequently used OpenSSL features and commands, from the first edition of Bulletproof SSL and TLS.


If you have any questions, please find us on Twitter. If your question is about the book content, contact @ivanristic. For everything else, write to @feistyduck.

Hands-on SSL/TLS and PKI training
(Remote in 2021)

The Best TLS and PKI Training

If you're a developer, system administrator, or security professional, we'll teach you everything you need to know for your day-to-day work.

Join us for four half-days full of fun practical work!