I use Alby firefox extension to hold my nsec for me, and sign nostr events that I want signed. Works great for everything I do on nostr, including sign-ins.
Discussion
I am going to check that out
But please keep backup of your keys!
i made this tool:
https://github.com/mleku/wordstr
and it would be great if it could be examined, fixed, if needed, and turned into an extension of nip-06
https://github.com/nostr-protocol/nips/pull/1409#issuecomment-2268960121
the protocol as it is currently is designed to make it as simple as possible to implement, even on very small embedded devices