Factorisation attack on certain server-aided computation protocols for the RSA secret transformation

16 August 1990

journal article
Published by Institution of Engineering and Technology (IET) in Electronics Letters

Vol. 26 (17) , 1387-1388
https://doi.org/10.1049/el:19900891

Abstract

A factorisation attack on a server-aided secret computation protocol for the RSA secret transformation named RSA-S2 is presented. Countermeasures are also proposed. As a result, it is shown that checking the computational result is essential to counteract such active attacks.

Keywords

FACTORISATION ATTACK
COUNTERMEASURES
RSA SECRET TRANSFORMATION
RSA-S2
SERVER-AIDED SECRET COMPUTATION PROTOCOL

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