http://www.eecs.harvard.edu/~cat/tlc.pdf "“Time-Lapse Cryp…
http://www.eecs.harvard.edu/~cat/tlc.pdf
"“Time-Lapse Cryptography”, with which a sender can encrypt a message so that it is guaranteed to be revealed at an exact moment in the future, even if this revelation turns out to be undesirable to the sender."
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@24
Prediction markets; prediction markets everywhere.
"We show that the widely-used cryptocurrency Bitcoin provides a practical example of such a reference clock, which shows that the assumption that these objects exist in practice is reasonable."
https://eprint.iacr.org/2015/482.pdf
We build our time-lock encryption on top of the new concept of computational reference clocks and an extractable witness encryption scheme. We explain how to construct a computational reference clock based on Bitcoin.