HERMETICVM on Nostr: If that were possible, we could just stop using nostr. It would require for secp256k1 ...

If that were possible, we could just stop using nostr. It would require for secp256k1 elliptic curve cryptography to be fundamentally broken. (Or a client would have to issue many identities using a broken random number generator but that would still only weaken the keys of the affected users).