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¿µ¹®Ç¥Áظí Block Cipher Based Key Derivation Functions
Çѱ۳»¿ë¿ä¾à º» Ç¥ÁØ¿¡¼­´Â ºí·Ï ¾ÏÈ£ ±â¹Ý ¸Þ½ÃÁö ÀÎÁõ ÄÚµåÀÎ CMACÀ» ÀÇ»ç ³­¼ö ÇÔ¼ö·Î »ç¿ëÇÏ´Â ¼¼ °¡Áö Å° À¯µµ ÇÔ¼ö¸¦ Á¤ÀÇÇÑ´Ù. Ãß°¡ÀûÀ¸·Î ºÎ·Ï ¥°¿¡¼­´Â CMACÀÇ ±â¹Ý ºí·Ï ¾ÏÈ£·Î ARIA, SEED, LEA, ±×¸®°í HIGHT¸¦ Àû¿ëÇÏ¿© ±¸ÇöµÈ Å° À¯µµ ÇÔ¼öÀÇ ±¸Çö Á¤È®¼ºÀ» È®ÀÎÇϱâ À§ÇÑ ÂüÁ¶ ±¸Çö°ªÀ» Á¦°øÇÑ´Ù.
¿µ¹®³»¿ë¿ä¾à The standard specifies three types of key derivation functions that use CMAC as the pseudo-random function. Additionally test vectors of key derivation functions which are implemented via block ciphers ARIA, SEED, LEA, and HIGHT are provided in Appendix I.
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