As a CCA, you are part of a team conducting a CMMC assessment of an OSC. The OSC provides you with evidence of the implementation of CMMC practices, including a proprietary compression algorithm.
While chatting and drinking with your buddies at a bar, you observe another CCA who is also part of your team demonstrating how to use the compression algorithm. This CCA happens to be the Tech Lead of a renowned IT company.

What guiding principle of the CMMC Code of Professional Conduct has the other CCA violated?