Mestrado em Matemática (IME)
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Item Criptografia de curvas elípticas(Universidade Federal de Goiás, 2017-03-15) Angulo, Rigo Julian Osorio; Chaves, Ana Paula de Araújo; http://lattes.cnpq.br/2332073500640724; Chaves, Ana Paula de Araújo; http://lattes.cnpq.br/2332073500640724; Rodrigues, Paulo Henrique de Azevedo; Godinho, Hemar TeixeiraAccording to history, the main objective of cryptography was always to provide security in communications, to keep them out of the reach of unauthorized entities. However, with the advent of the era of computing and telecommunications, applications of encryption expanded to offer security, to the ability to: verify if a message was not altered by a third party, to be able to verify if a user is who claims to be, among others. In this sense, the cryptography of elliptic curves, offers certain advantages over their analog systems, referring to the size of the keys used, which results in the storage capacity of the devices with certain memory limitations. Thus, the objective of this work is to offer the necessary mathematical tools for the understanding of how elliptic curves are used in public key cryptography.