stenography through fonts
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Steganography.
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Hiding in plain sight.
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Hiding from you? From me?
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Hiding from a computer?
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Do you believe everything you read?
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Lies.
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A lot can be used to lie on the internet.
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Flash, javascript, html5,
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embeds, ajax, ...
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Fonts can't lie,
right
?
wrong.html
<!DOCTYPE html> <html><head><link href="wrong_fontface.css" rel="stylesheet"/> <link href="styles/fontmap.css" rel="stylesheet"/> </head> <body> <div class="modified"> <font1>WRONG.</font1> <textarea placeholder=" ... " rows="1"></textarea> </div> </body></html>
WRONG
but a human will read
RIGHT
.
Why?
The letter
h
h
<CharString name="h"> -74 12 51 callsubr hstem 323 63 callsubr 109 -57 -143 0 hvcurveto -66 -171 -112 241 rlineto 0 -36 73 61 vhcurveto 14 -222 -14 vlineto 18 -1 27 0 24 -51 rrcurveto 0 11 -21 177 -384 vhcurveto 13 hlineto 122 315 rlineto 140 58 37 2 30 hhcurveto 14 vlineto endchar </CharString>