I think you're confusing the Clipper Chip [1], which was a poorly implemented crypto system, with the V-chip [2] [1] https://en.wikipedia.org/wiki/Clipper_chip

I think you're confusing the Clipper Chip [1], which was a poorly implemented crypto system, with the V-chip [2] [1] https://en.wikipedia.org/wiki/Clipper_chip https://en.wikipedia.org/wiki/Clipper_chip [2] https://en.wikipedia.org/wiki/V-chip https://en.wikipedia.org/wiki/V-chip