About this ebook
This tutorial book is a collection of notes and sample codes written by the author while he was learning PKI (Public Key Infrastructure) technologies himself. Topics include Root CA (Certificate Authorities); SSL, TLS, and HTTPS; Server and client authentication processes; Communication data encryption; Using HTTPS with Chrome, Firefox, Edge, Safari and Internet Explorer; HTTPS client programming in Perl, PHP, Python, Java and .NET; Managing certificates on Windows, macOS, iOS, Linux and Android systems; X.509 certificate format; Certificate store and management tools; Self-signed certificate and CSR; Digital signature on MS Word and OpenOffice documents; Get free personal certificate from Comodo. Updated in 2026 (Version v2.34) with minor changes.
For latest updates and free sample chapters, visit https://www.herongyang.com/PKI.
This tutorial book is a collection of notes and sample codes written by the author while he was learning PKI (Public Key Infrastructure) technologies himself. Topics include Root CA (Certificate Authorities); SSL, TLS, and HTTPS; Server and client authentication processes; Communication data encr...
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