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2020.01.08
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  1 ÀÎÅÍ³Ý »ó°Å·¡¸¦ À§ÇÑ ±¸Çö ±â¼ú  van  Ä«µåȸ»ç  ÀºÇà(±ÝÀ¶)  º¸Çèȸ»ç  À¯Åë/¹°·ùȸ»ç  °³ÀÎ°í°´  ÀÎÁõ±â°ü  ÁöºÒ½Ã½ºÅÛ  db¼­¹ö ¸ÓõƮ¼­¹ö À¥¼­¹ö  ÆÄÀϼ­¹ö  Æ®·£Àè¼Ç¼­¹ö  ±×·ìÀ¥¾î ¼­¹ö  ¸ÞÀϼ­¹ö  erp/pdm  ±â¾÷³» »ç¿ëÀÚ  (Ŭ¶óÀ̾ðÆ®)  ssl  ±¹³»¿Ü  °í°´  ssl  set  set  b2c  b2b  set wallet  ¹æÈ­º®  ¹«¿ªÇùȸ Çù·Â/Á¶´Þ  È¸»ç    2 Á¤º¸º¸È£(¼Û½ÅÀÚ¿Í ¼ö½ÅÀÚ°£)  ÀüÀÚ¹®¼­ µµÃ»  ÀüÀÚ¹®¼­ º¯Á¶  ÀüÀÚ¹®¼­ À§Á¶  ÀüÀÚ¹®¼­ ¼Û¼ö½Å ºÎÀΠ ºÒ¹ýÀûÀÎ ½Ã½ºÅÛ Á¢±Ù    Á¤º¸º¸¾ÈÀÇ ÀïÁ¡  ¾Ïȣȭ: ´Ù¸¥ ´©°¡ º¸Áö ¾Ê¾Æ¾ß Çϴµ¥(±â¹Ð¼º)  µðÁöÅм­¸í:ÀÛ¼ºÀÚ°¡ Á¤¸» º»ÀÎÀÎÁö(ÀÛ¼ºÀÚÀÎÁõ)  
µðÁöÅм­¸í: ÀÛ¼ºÀÚ°¡ ÀÛ¼º¿©ºÎ¸¦ ºÎÀÎÇÑ´Ù¸é(ºÎÀÎ ºÀ¼â)
¸Þ½ÃÁöÀÎÁõ: ³²ÀÌ °íÄ¡Áö´Â ¾Ê¾Ò´ÂÁö(¹«°á¼º)  
ÀÎÁõ¼­: ¾ÏȣŰÀÇ ¼ÒÀ¯ÀÚ°¡ Á¤¸» º»ÀÎÀÎÁö(½Å¿øÀÎÁõ)
  Å¬¶óÀ̾ðÆ® ÄÄÇ»ÅÍ  ¼­¹ö ÄÄÇ»ÅÍ  À¥ºê¶ó¿ìÀú  À¥¼­¹ö  ³×Æ®¿öÅ©°èÃþ  ³×Æ®¿öÅ©°èÃþ  http  ÀÏ¹Ý http ¸Þ½ÃÁö  ÀÏ¹Ý http ¸Þ½ÃÁö  wwwº¸¾È(³×Æ®¿÷º¸¾È):ssl ±¸¼ºµµ  
ssl(secure sockets layer): ³Ý½ºÄÉÀÌÇÁ»ç¿¡¼­ °³¹ß
À¥ºê¶ó¿ìÀú¿Í ¼­¹ö°£ÀÇ Åë½ÅÀ» À§ÇÑ ¾ÈÀüÇÑ ÇÁ·ÎÅäÄÝ
Àü¼Û³»¿ëÀÌ À߸øµÇ¾î ´Ù¸¥ »ç¶÷ÀÇ ¼öÁß¿¡ µé¾î°¡µµ ³»¿ë¿¡ Æ÷ÇÔµÈ Á¤º¸´Â º¸³½ »ç¶÷°ú ¹Þ´Â »ç¶÷ÀÌ¿Ü¿¡´Â ´©±¸µµ ÀÐÀ» ¼ö ¾ø´Ù.
ÀÎÁõ, ¾Ïȣȭ, ¸Þ½ÃÁö ÅëÇÕ Á¦°ø  ¾ÏȣȭµÈ Åë½Å  
source: electronic commerce, kalakota & whinston,1997
  Å¬¶óÀ̾ðÆ® ÄÄÇ»ÅÍ  ¼­¹ö ÄÄÇ»ÅÍ  À¥ºê¶ó¿ìÀú  À¥¼­¹ö  ³×Æ®¿öÅ©°èÃþ  ³×Æ®¿öÅ©°èÃþ  http  ¾Ïȣȭ/¼­¸íµÈ ¸Þ½ÃÁö  ¾Ïȣȭ/¼­¸íµÈ ¸Þ½ÃÁö  wwwº¸¾È(³×Æ®¿÷º¸¾È):s-http ±¸¼ºµµ  
s-http(secure-hypertext transfer protocol): eit(enterprise integration technologies)¿¡¼­ °³ ¹ß
http¿¡ ´ëÇÏ¿© flexible security service¸¦ Á¦°ø
¾Ïȣȭ ¾øÀÌ Åë½Å  
source: electronic commerce, kalakota & whinston,1997
  3 ºñ¹ÐÅ°(secret key):´ëĪÇü(symmetric)  ÀÎÅͳݠ ¼Û½ÅÀÚ  ¼ö½ÅÀÚ  ¾Ïȣȭ  º¹È£È­(Çص¶)  
µ¿ÀÏÇÑ Å°¸¦ ÇÔ²² º¸À¯ÇÏ¿© ¾Ïȣȭ¿Í º¹È£È­¿¡ »ç¿ë(1970³â´ëÀÌ¿ë):unix¿¡¼­ ±âº»Àû »ç¿ë
±â´É: ¼Û½ÅÀÚ´Â ¸Þ½ÃÁö¸¦ ¾ÏȣȭÇϱâ À§ÇÏ¿© ¾ÏÈ£ ºñ¹ÐÅ°¸¦ »ç¿ëÇϸç, ¼ö½ÅÀÚ´Â µ¿ÀÏÇÑ Å°¸¦ »ç¿ëÇÏ¿© Ç®°Å³ª Çص¶ÇÔ.n¸í°úÀÇ °Å·¡¸¦ À§Çؼ­´Â n°³ÀÇ ºñ¹ÐÅ°°¡ ÇÊ¿ä
ÀåÁ¡  ºü¸£°í, ±³È¯ÇÒ Á¤º¸ÀÇ ¾çÀÌ Àû´Ù  
´Ù¾çÇÑ ¾Ë°í¸®ÁòÀÌ ÀÖ´Ù.
´ÜÁ¡  
Å°ÀÇ Àü´ÞÀÌ ¾î·Æ´Ù.
³×Æ®¿÷ȯ°æ¿¡¼­ »ç¿ëÀÌ ºÒ°¡´É  
Á¾·ù: des(data encryption standard), idea(international data encryption algorithm), blowfish, rc2,rc4,rc5 µî
source: electronic commerce, kalakota & whinston,1997
  °ø°³Å°(public):ºñ´ëĪÇü(asymmetric)  ÀÎÅͳݠ ¼Û½ÅÀÚ  ¼ö½ÅÀÚ  °³ÀÎÅ°·Î ¾Ïȣȭ  °³ÀÎÅ°·Î Çص¶  ¼­·Î´Ù¸¥ Å°·Î ¾Ïȣȭ¿Í º¹È£È­¸¦ ÇÔ(1976³â´ë)  
±â´É: °³ÀÎÀÌ ¼ÒÁöÇÑ ºñ¹ÐÅ°(private key)¿Í ÀϹݿ¡ °ø°³µÈ °ø°³Å°(public key) ·Î »ç¿ëµÇ¾î µÑ Áß Çϳª´Â Àá±Ý ¿ëµµ·Î ´Ù¸¥ °ÍÀº Çص¶Çϱâ À§ÇÏ¿© »ç¿ë, °Å·¡ ¼ö¿Í °ü°è¾øÀÌ ÀÏÀδç 2°³ÀÇ Å° º¸À¯ÇÔ
ÀåÁ¡  ³×Æ®¿÷ ȯ°æ¿¡¼­ Àû¿ë  ´ÜÁ¡  ¾Ë°í¸®ÁòÀÌ ´Ù¾çÇÏÁö ¸øÇÔ  °è»ê¾çÀÌ ¸¹¾Æ ´À¸®´Ù  
Á¾·ù: diffie-hellman key exchange(1977), rsa(rivest shamir adleman(1978), luc(1993), el-gamal, elliptic curve µî
source: electronic commerce, kalakota & whinston,1997   (ÀÌÇÏ »ý·«)

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