A Definition of Special Soundness Better Suited for Anonymous Credentials

December 1, 2024: updated to make corrections as shown. The proposed alternative definition of special soundness has not been changed, but its wording has been clarified. I am co-authoring a book on the Foundations of Cryptographic Authentication with Sukhi Chuhan and Veronica Wojnas, where Chapter 3 is concerned with traditional credentials (as opposed to verifiable Continue reading "A Definition…