[PDF] Top 20 Cryptanalysis and Improvement of a Multi-Receiver Generalized Signcryption Scheme

... of multi-receiver public key ...the multi-receiver ...secure multi-receiver public key encryption scheme by simply encrypting a message under n different public keys of a ... See full document

... authentication scheme improved Das’s scheme. But An’s scheme is not secure against denial of service attack in login phase, forgery ...authentication scheme with key agreement. However, Li et ... See full document

... the scheme [18] is unable to accomplish mutual authentication agreement, and onwards demonstrated an enhanced ...Lee’s scheme [11], we came to know that this protocol sustains stolen smart card attack that ... See full document

... based multi-receiver signcryption scheme based on bilinear pairings is proposed．We also analyzed its security and ...new scheme is provable secure in the random oracle ...The ... See full document

... new multi message chaos based signcryption schemes are proposed for both single and multi ...purposed scheme is to develop a chaotic key generator whichgenerates chaotic keys for the ... See full document

... According to May, 2004 the modulus of the form N = p 2 q was frequently used in de- signing efficient public key cryptosystems, thus such modulus is considered an important case in cryptography and cryptanalysis. ... See full document

... Key Scheme Block Cipher), in terms of common crypt analytic criteria namely image comparison using histogram, key sensitiveness, execution time, randomness and differential ...this scheme is evaluated by ... See full document

... Section-3 describes some preliminaries on mathematical assumptions, Section-4 and 5 out- lines the framework of proxy multi-signature scheme and security model respectively. In section-6 and 7, we present ... See full document

... threshold signcryption scheme of Fagen Li et ...the receiver uses the senders’ public key without any verification in the unsigncrypt stage cause this ...improved scheme to correct the ... See full document

... of multi message multi receiver signcryption with forward secrecy on elliptic ...of multi message ...secure multi message multicast ... See full document

... cryption scheme (also, the first signcryption not using the classical number-theoretic assumptions, to the best of our knowledge) using the Niederreiter’s system [18] and the CFS signature, both using the ... See full document

... encryption scheme, combining an encryp- tion scheme SE = ( E , D ) and a special message authentication code OK-MAC based on the function family OK-HASH mentioned ...AE scheme, and divide it into ... See full document

... In this paper, we consider the security of a recently proposed certificateless aggregate signature scheme and prove that it is not existentially unforgeable against the type I adversary considered in ... See full document

... proposed scheme meets the property of warrant ...proposed scheme also meets the property of authentication. In design scheme when the attacker wants to compute a forge signature for a message then he ... See full document

... standard, signcryption has gained increasing popularity with researchers and implementers ...implement signcryption using ra- tional points on elliptic curves over finite fields (important candidates for ... See full document

... An e-payment system facilitates the digital transactions. A general e-payment system consists of a customer, bank, merchant and a trusted third party to resolve a dispute. The basic aim of an e-payment scheme is ... See full document

... encryption scheme and digital signatures ...secure signcryption scheme in random oracle model by modifying Libert et al’s scheme ...Our scheme is more efficient and secure than Libert ... See full document

... Feistel scheme is a secure pseudo- random ...some generalized Feistel schemes (GFS) and proved a 7-round 4-branch CAST256-like GFS and 5-round 4-branch RC6/CLEFIA-like GFS are secure pseudo-random ...those ... See full document

... Mirtazapine has been shown to be an efficacious antidepressant. Previous studies comparing mirtazapine with placebo have shown greater improvement of depressive symptoms with mirtazapine as early as the first week ... See full document

... Provable-security analysis has been applied to Feistel Networks in [10] and [7]. Luby and Rackoff [10] analysed the classical Feistel Networks which is then improved and generalised by Hoang and Rogaway in [7] to analyse ... See full document