Chapter 2

The Death of SSL

Secure Sockets Layer (SSL) is one of the foundational technologies that enabled and allowed commerce to exist in an electronic, decentralized medium. Without it (or something similar), many of us would not have the types of jobs we do today. There are a number of implementations of this historical protocol—one of the most common being the open-sourced implementation published under the OpenSSL name. We’ve been dealing with SSL issues in PCI DSS since version 2.0 where SSL version 2 implementations were no longer allowed due to vulnerabilities in the protocol. I can remember counseling a number of customers through the migration process. The ones that were the hardest to resolve were implementations in embedded systems ...

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