頁籤選單縮合
題 名 | Cryptanalysis of "Simple Authenticated Key Agreement Algorithm" |
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作 者 | Yang,Fuw-yi; Shen,M. C.; | 書刊名 | 建國學報 |
卷 期 | 21 2002.07[民91.07] |
頁 次 | 頁453-460 |
分類號 | 448.6 |
關鍵詞 | Authentication; Key agreement; Password; |
語 文 | 英文(English) |
中文摘要 | 基於事先協議的密碼,Seo和Sweeney提出具有認證效果的通信協定SAKA。但是Tseng, Ku,及Sun等研究者,皆然出SAKA並不安全,也對於該協定有些修正。本文則證明上述協定通通不安全,除此之外,也對於本文所建議之協定的安全性加以證明。 |
英文摘要 | Seo and Sweeney proposed a "simple authenticated key agreement algorithm (SAKA)" based on password predetermined between communicating parties. Later, Tseng, Ku and Wang, Sun and Lin and other researchers pointed out the weakness of the protocol from many different aspects. Some enhancements for SAKA from their aspect were also proposed. None of them really protects SAKA from middle-man-attack. We present a scheme preventing SAKA from replay attack and modification attack. |
本系統中英文摘要資訊取自各篇刊載內容。