Topics covered in this episode:

0:00 “On Security Against Time Traveling Adversaries”

https://eprint.iacr.org/2022/1148

3:47 Why time travel is sort of relevant to Cryptography.

5:53 “On the effectiveness of time travel to inject covid-19 alerts”

https://eprint.iacr.org/2020/1393

10:42 A brief primer on security games.

15:30 Creating a uniform grame for cryptographic schemes.

20:37 The basics of time travel.

23:12 Rewinding back one step.

26:26 Rewinding many steps backwards.

28:13 The forking model of time travel.

31:14 The stack restriction on forking.

34:14 Forking without restrictions.

40:48 How time travel can break some games for encryption and signatures.

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