ASCII Art Steganography - Via Slashdot: Your Rights Online:

bigearcow writes "ASCII art is nothing new, but this site takes it one step further by allowing you to embed another data file within the image. The resulting ASCII art remains printable (i.e. no special unicode symbols) — this means you can print the image out, hang it on your wall, and have it look like an innocent ASCII art when it's hiding a secret document of your choice." You'll need a small (200x200 pixel max) base image from which the ASCII art will be built.

(Read Original Article - Via Slashdot: Your Rights Online.)