Imports github.com/btcsuite/btcd/btcec/v2 github.com/lightningnetwork/lnd/keychain github.com/lightningnetwork/lnd/lnwire github.com/lightningnetwork/lnd/tor golang.org/x/crypto/chacha20poly1305 golang.org/x/crypto/hkdf Standard library imports bytes crypto/cipher crypto/sha256 encoding/binary errors fmt io math net time