History ⁽²⁾

The Open Systems Interconnect (OSI) Model dates back to 1984, and was the first introduction of a cross-vendor standard method of network communications. Before that, every vendor had their own ways of shifting data, and troubleshooting was complicated. With the introduction of layers, errors could…

I’m currently studying for CISSP (Certified Information Systems Security Professional), and while it does dive deep into risk analysis and business cyber security objectives, it also has a couple of history lessons baked into it. The "Orange Book" is the common name for the Trusted…