XKCD Botxkcd@mastodon.xyz
Oct 21, 2026, 12:46 PMOther numbers are largely unaffected, but anyone using '4' for their certificate key is urged to upgrade to '5'.
https://xkcd.com/3314/
Replies
KewlCatKewlCat@mastodon.socialOct 21, 2026, 9:18 PM@xkcd but but but… 5 is not a product of two primes?! Oh wait! It is: 5x1. Nevermind. Go on.