robwoodgate on Nostr: Pay to Blinded Key (P2BK) uses Elliptic Curve Diffie-Hellman (ECDH) to establish a ...

Pay to Blinded Key (P2BK) uses Elliptic Curve Diffie-Hellman (ECDH) to establish a shared secret key over a public or insecure channel.

Here's how it works... in layman's terms.