# n_signer Feather WebUSB Demo

Connect to the board, choose a key index, fetch a pubkey, sign a kind 1 event, and test NIP-04 / NIP-44 encrypt + decrypt RPCs.

Disconnected

## Public Key

Key index (nostr_index)

## Sign Kind 1 Event

Content hello from feather webusb demo Tags JSON (array)

## NIP-04 Encrypt

Peer pubkey (hex, 32-byte x-only) Plaintext hello via nip04

## NIP-04 Decrypt

Peer pubkey (hex, 32-byte x-only) Ciphertext

## NIP-44 Encrypt

Peer pubkey (hex, 32-byte x-only) Plaintext hello via nip44

## NIP-44 Decrypt

Peer pubkey (hex, 32-byte x-only) Ciphertext