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DRM
2003
Springer
15 years 8 months ago
2003
Springer
128
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DRM
2003
Springer
15 years 8 months ago
2003
Springer
In PODC 2003, Park, Chong, Siegel and Ray [22] proposed an optimistic protocol for fair exchange, based on RSA signatures. We show that their protocol is totally breakable already...