How about creating 2 nsecs:
1) your normal one
2) your super secret one
Post from 1 that you authorize 2 and only 2 to post your new npub if 1 gets compromised and ask people to follow 2
satiritoshi / saltysat
npub1cs…aegd3
2023-07-30 20:03:00 UTC
in reply to nevent1q…wdev
Author Public Key
npub1cs9ljfmk73dfjeefzczw5rm4dwwe6qpy24epnyzlt2x6ar9ges2q7aegd3Seen on
wss://nos.lol