Cryptology ePrint Archive: Report 2014/892

Breaking Existential Unforgeability of a Signature Scheme from Asiacrypt 2014

Georg Fuchsbauer

Abstract: We show how to compute an existential forgery after querying 4 signatures on chosen messages for a signature scheme presented at Asiacrypt 2014.

Category / Keywords: public-key cryptography / digital signatures, forgery

Date: received 29 Oct 2014

Contact author: georg fuchsbauer at ist ac at

Available format(s): PDF | BibTeX Citation

Version: 20141030:134007 (All versions of this report)

Short URL: ia.cr/2014/892

Discussion forum: Show discussion | Start new discussion