Risks faced by information system operators and users are not only determined by their own security posture, but are also heavily affected by the security-related decisions of others. This interdependence between information system operators and …

Recently, content-adaptive steganography was modeled by Johnson et al. as a stochastic, two-player, zero-sum game between a steganographer and a steganalyst. To model economically rational steganalysts, we generalize this model by introducing a …