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The concept of concurrent signatures was first introduced by Chen et al. at Eurocrypt 2004. In a concurrent signature scheme, users produce ambiguous signatures that are only verifiable by the users themselves but not by any other outsiders until the release of an extra secret called the keystone. Once the keystone was released, all the signatures become binding to their signers concurrently and anyone...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.