static const char *hdr2hex(const struct MBuf *data, char *buf, unsigned buflen)
{
	const uint8_t *bin = data->data + data->read_pos;
	unsigned int dlen;

	dlen = mbuf_avail_for_read(data);
	return bin2hex(bin, dlen, buf, buflen);
}

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.