rich1.0NakamotoX wroteNakamotoX (npub1sa…ezplw)https://yabu.me/npub1satgtcftm6420gs8mrf9c075x2527vrmsru22gn8w76skz4zlprqdezplwnjumphttps://yabu.meImagine your private key as a secret PIN and the digital signature as a unique code your card generates each time you use it. Only the right PIN creates a valid code, proving you own the card without revealing your PIN.
Like an ATM visit! 🏧💳🔒