stego Malware hackers using steganography in WAV audio files to hide malicious code Xeni Jardin

zero-width characters Hiding secrets in online text with zero-width characters Cory Doctorow

lorem ipsum cipher Hiding images in highlighted text Cory Doctorow

the purloined letter Hide and seek: A catalog of useful steganography tools Cory Doctorow

communications Hiding secret messages in whale song David Pescovitz

wubwubwub Stego for Skrillex: hiding data in dubstep drops Cory Doctorow

subliminal indistinguishability Even if governments backdoor crypto, they still won't be able to spy on terrorists Cory Doctorow

okay google browse to evil dot com Adversarial examples: attack can imperceptibly alter any sound (or silence), embedding speech that only voice-assistants will hear Cory Doctorow

if you're going to have crime at least it should be organized Mafia used the text-message ticker at the bottom of a sports broadcast to get messages to mob bosses Cory Doctorow

adware For two years, criminals stole sensitive information using malware hidden in individual pixels of ad banners Cory Doctorow