Sealed message
Open a NiteOwl link
Paste the full link you received. It is read only in this browser.
A sealed message is waiting
Opening it uses one of its allowed opens. If it's set to burn, this is your only chance to read it.
Link previews in chat apps can't open it: the message is only released when you press this button.
Message
check words
on our server
Ask the sender, over a different channel, to read you their check words. If they don't match, this isn't their message.
The text blurs when you switch away from this page. That discourages casual capture; it cannot stop someone photographing the screen.