Is there a way to send secret information to someone across the Internet in a way that nobody other than the intended recipient can read it – without using encryption? Can data be hidden in plain ...

Earlier this week, software engineer Paul Butler published a blog post titled "Smuggling arbitrary data through an emoji." In it, he showcased a tool he created to allow you to do this yourself and ...

For most people, steganography is overkill. If you do need it, though, OpenPuff is the way to go. Steganography, or hiding messages in plain sight, is a storied practice dating back to ancient Greece.

NEW YORK --Apple got a lot of attention last week when it released a new privacy policy along with a declaration that police can't get to your password-protected data. Essentially, your photos, ...

If you have an Excel spreadsheet that contains empty data, such as empty rows or columns, and plot a graph from the spreadsheet, Excel plots all empty data. Microsoft Excel 2010 does not plot hidden ...

Did you know that you can hide data in individual cells or ranges of cells in Excel without changing your spreadsheet's ...

It is very easy in Java to read an image and you can store the image contents as flat file. To achieve this, read the image file using ImageIO class in Java and convert the array of bytes into String ...

In a move guaranteed to send audiophiles recoiling back into their sonically pristine caves, two doctoral students at ETH Zurich have come up with an interesting way to embed information into music.