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Ȩ Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö > Çѱ¹Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö > Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö C

Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö C

Current Result Document :

ÇѱÛÁ¦¸ñ(Korean Title) ºí·Ï ¾ÏÈ£ KT-64¿¡ ´ëÇÑ ¾ÈÀü¼º ºÐ¼®
¿µ¹®Á¦¸ñ(English Title) Security Analysis of Block Cipher KT-64
ÀúÀÚ(Author) °­Áø°Ç   Á¤±âÅ   ÀÌâÈÆ   Jinkeon Kang   Kitae Jeong   Changhoon Lee  
¿ø¹®¼ö·Ïó(Citation) VOL 19-C NO. 01 PP. 0055 ~ 0062 (2012. 02)
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(Korean Abstract)
ÉÚ64-ºñÆ® ºí·Ï ¾ÏÈ£ KT-64´Â CSPNs (Controlled Substitution-Permutation Networks)¸¦ »ç¿ëÇÏ¿© FPGA¿Í °°Àº Çϵå¿þ¾î ±¸Çö¿¡ ÀûÇÕÇϵµ·Ï ¼³°èµÈ ºí·Ï ¾ÏÈ£ÀÌ´Ù. º» ³í¹®¿¡¼­´Â ºí·Ï ¾ÏÈ£ KT-64ÀÇ Àüü ¶ó¿îµå¿¡ ´ëÇÑ È®ÀåµÈ ¿¬°üÅ° ºÎ¸Þ¶û °ø°ÝÀ» Á¦¾ÈÇÑ´Ù. º» ³í¹®¿¡¼­ ¼Ò°³ÇÏ´Â °ø°ÝÀº KT-64¿¡ ´ëÇÑ ÃÖÃÊÀÇ °ø°ÝÀ̸ç, 2^(45∙5)°³ÀÇ ¿¬°üÅ° ¼±Åà Æò¹®À» ÀÌ¿ëÇÏ¿© 2^(65∙17)ÀÇ KT-64 ¾Ïȣȭ ¿¬»êÀ» ¼öÇàÇÏ¿© KT-64ÀÇ ºñ¹ÐÅ°¸¦ º¹±¸ÇÑ´Ù.
¿µ¹®³»¿ë
(English Abstract)
KT-64 is a 64-bit block cipher which use CSPNs suitable for the efficient FPGA implementation. In this paper, we propose a related-key amplified boomerang attack on the full-round KT-64. The attack on the full-round KT-64 requires 2^(45∙5) related-key chosen plaintexts and 2^(65∙17) KT-64 encryptions. This work is the first known cryptanalytic result on KT-64.
Å°¿öµå(Keyword) ºí·Ï ¾ÏÈ£   È®ÀåµÈ ¿¬°üÅ° ºÎ¸Þ¶û °ø°Ý   ¾ÏÈ£ ºÐ¼®   Block Cipher   Related-Key Amplified Boomerang Attack   Cryptanalysis  
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