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require 'rmagick' | |
require 'chunky_png' | |
# Simple least significant bit steganography. Hides a message in the | |
# least significant bit of the red channel of the image. | |
# | |
# Requires ImageMagick, Ruby 2.5, rmagick gem, chunky_png gem | |
# | |
# To encode a message: | |
# ruby lsb.rb encode image_file message encdoded_filename |
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# IMPORTANT! | |
# This gist has been transformed into a github repo | |
# You can find the most recent version there: | |
# https://github.com/Neo23x0/auditd | |
# ___ ___ __ __ | |
# / | __ ______/ (_) /_____/ / | |
# / /| |/ / / / __ / / __/ __ / | |
# / ___ / /_/ / /_/ / / /_/ /_/ / | |
# /_/ |_\__,_/\__,_/_/\__/\__,_/ |
Below is the starting tweet for each thread of #CipherMysteries. 32 total ciphers will be discussed. When all 32 are tweeted, a post at my blog (https://pthree.org) will be written discussing each of the 32 at length.
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<?php | |
///////////////////// | |
// slack2html | |
// by @levelsio | |
///////////////////// | |
// | |
///////////////////// | |
// WHAT DOES THIS DO? | |
///////////////////// | |
// |
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<? | |
///////////////////// | |
// slack2html | |
// by @levelsio | |
///////////////////// | |
// | |
///////////////////// | |
// WHAT DOES THIS DO? | |
///////////////////// | |
// |
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<? | |
///////////////////// | |
// slack2html | |
// by @levelsio | |
///////////////////// | |
// | |
///////////////////// | |
// WHAT DOES THIS DO? | |
///////////////////// | |
// |