Cryptanalysis and improvement of'a secure authentication scheme for telecare medical information system' with nonce verification

• Main Authors: Siddiqui, Z., Abdullah, A. H., Khan, M. K., Alghamdi, A. S.
• Format: Article
• Published: Springer New York LLC 2016
• Subjects: QA75 Electronic computers. Computer science
• Online Access: http://eprints.utm.my/id/eprint/72164/; https://www.scopus.com/inward/record.uri?eid=2-s2.0-84929649859&doi=10.1007%2fs12083-015-0364-9&partnerID=40&md5=9f211fdc771dd2cd0b085593366037a3
• Institution: Universiti Teknologi Malaysia

In 2009, Xu et al. presented an improved smartcard based authentication scheme while using a security model previously applied by Bellare et al. to prove the security of their authentication methods. Later on, in 2012, Wu et al. pointed out number of authentication attacks in Xu et al. scheme. To ad...