Cert authority that thinks 256-bit means "0 to 255" sparks trust-chain accountability debate

irl_danB · x · 2026-10-22

Developer irldanB calls out a certificate authority that apparently interpreted 256-bit as "a number between 0 and 255"—and questions how such an organization got included in an upstream trust chain at all.

He argues this is as much a failure by whoever admitted them to the authority chain as by the CA itself, and asks how CAs are chosen and verified upstream—and why there's no qualifying exam. Replies suggest lifetime bans for incompetent infra/software stewards, analogous to securities-industry bans.

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