On the security of the WOTS-PRF signature scheme

Philip Lafrance, Alfred Menezes
2019 Advances in Mathematics of Communications  
We identify a flaw in the security proof and a flaw in the concrete security analysis of the WOTS-PRF variant of the Winternitz one-time signature scheme, and discuss the implications to its concrete security. 2010 Mathematics Subject Classification: Primary: 94A60.
doi:10.3934/amc.2019012 fatcat:5kktf2ikkvgqdecusiupnc7i3m