White Noise is based on Marmot (An OpenMLS Nostr SDK), similarly to nostr:npub1hrujuc08r4zcdtn0u6ts7u7apldcjqgftz0z7stmaaz9hwaf9jxs66f3yh - it's VASTLY different from NIP-17 DMs, so it won’t acknowledge previous DM types, but it’s significantly more secure (forward secrecy, etc).