EchoMark automatically embeds invisible forensic watermarks in email and document content that identifies each piece of content with its intended recipient. Try it out yourself.
Enlarge a document below, then take a screenshot or a photo using your smart phone.
Send the image as an attachment to firstname.lastname@example.org
Await your results. Analyzing the source of a leak typically only takes a minute or two. Results will be sent to you via email.