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¿µ¹® Ç¥Áظí Deterministic Random Bit Generator Based on Block Ciphers
ÇÑ±Û ³»¿ë¿ä¾à ÀÌ Ç¥ÁØÀº DRBG ¸ÞÄ¿´ÏÁòÀ» »ç¿ëÇÏ´Â ³­¼ö¹ß»ý±âÀÇ ±â´É ¸ðµ¨À» ¼Ò°³ÇÏ°í, DRBG ¸ÞÄ¿´ÏÁòÀÇ ÁÖ¿ä ±¸¼º ¿ä¼Ò¸¦ Á¦½ÃÇÑ´Ù. À̾ ºí·Ï ¾ÏÈ£¸¦ ±â¹Ý ÇÔ¼ö·Î »ç¿ëÇÏ´Â DRBG ¸ÞÄ¿´ÏÁòÀÎ CTR_DRBGÀÇ »ó¼¼ ±Ô°ÝÀ» Á¦½ÃÇÑ´Ù. ±×¸®°í SEED, ARIA, HIGHT, LEA¸¦ CTR_DRBGÀÇ ±â¹Ý ºí·Ï ¾ÏÈ£ ¾Ë°í¸®ÁòÀ¸·Î »ç¿ëÇÏ´Â °æ¿ìÀÇ ÂüÁ¶ ±¸Çö°ªÀ» Á¦°øÇÑ´Ù.
¿µ¹® ³»¿ë¿ä¾à The standard provides a functional model for DRBG and discusses the major components of a DRBG mechanism. Furthermore, the standard specifies major functions of the DRBG mechanism, CTR_DRBG, using a secure block cipher as the base primitive. As a reference, the standard offers numerical examples of CTR_DRBG using Korean standard block ciphers SEED, ARIA, HIGHT, and LEA.
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