That website is like Terry Davis brains rsynced backup. So many rabbitholes leading nowhere, just try this page - https://www.complete.org/encrypted/
What exactly it says ? Encryption is good, and lists other services which provide encryption. Ok so click on NNCP, on newly opened page, click encrypted. on newly opened page click NNCP. Continue.
I mean, I think understand what you mean, but that feels somewhat uncharitable. That is a kind of catch-all site and not the blog proper, which was linked in OP.
> Each page on this site starts as an org-roam note. org-roam helps highlight, make, and maintain links between related concepts, and you will no doubt notice many, many links here. Since org-roam is a layer atop org-mode, the pages are, of course, in org-mode format.
More detail is on the wiki for the project, and the tone is much less TempleOS-y:
NNCP - https://news.ycombinator.com/item?id=43597500 - April 2025 (2 comments)
Usenet over NNCP - https://news.ycombinator.com/item?id=36157287 - June 2023 (45 comments)