Visual Document Authentication Using Human-Recognizable Watermarks


Digital signatures and message authentication codes are well known methods for ensuring message integrity. However, they rely on computations which are too hard to be performed by humans and are instead done on computers. Trusting a digital signature implies trusting the computer which produced/checked it. Often, this trust cannot be taken for granted. This… (More)
DOI: 10.1007/11766155_36


4 Figures and Tables