Symantec tricked into revoking SSL certs with fake keys - Security

A Comprehensive Survey of Recent Internet Measurement Techniques for Cyber Security - ScienceDirect

Mozilla warns it plans to distrust all Symantec-chained certs in October

What Does 'Security Certificate Expired' Mean?

SANS Penetration Testing, TLS/SSL Failures and Some Thoughts on Cert Pinning (Part 1)

Certificate Revocation - FasterCapital

Symantec API Flaws reportedly let attackers steal Private SSL Keys and Certificates

SSL Guide – The Complete Guide to SSL/TLS Certificates

How does SSL work? - Quora

How I tricked Symantec with a Fake Private Key - Hanno's blog

Symantec Website Threat Report Part-1 2015