Can you explain why?
• Use your nsec
This method is dangerous and not recommended
Enable Lightning adresse with npub.cash is more secure?
nostr:npub12rv5lskctqxxs2c8rf2zlzc7xx3qpvzs3w4etgemauy9thegr43sf485vg #asknostr

Can you explain why?
• Use your nsec
This method is dangerous and not recommended
Enable Lightning adresse with npub.cash is more secure?
nostr:npub12rv5lskctqxxs2c8rf2zlzc7xx3qpvzs3w4etgemauy9thegr43sf485vg #asknostr

I think it's because you shouldn't be putting your nsec everywhere. They don't want to know your "real" one.