Hide vital information

Shashank Sharma is a man of many hidden talents. Too bad he’s forgotten the passphrase to unlock them all.

There’s something infinitely intriguing about hiding messages in plain sight. The idea has spawned an entire field called steganography, hiding messages or information in another object. In modern day computing, steganography often involves hiding a message or an image inside another image or audio/video file. However, it’s also possible to hide message in ASCII text files. Released under the Apache 2.0 Licence, Stegsnow uses whitespace to conceal messages. It does so by appending whitespace to the end of a line. The tool’s author suggests that locating trailing whitespace in text files is like finding a polar bear in a snowstorm. This also explains the name of the utility as it exploits the Steganographic Nature of Whitespace (SNOW). When you encode a message in a text file, the original file remains…

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APC (Digital) - 1 Issue, March 2025

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