2003³â Ãß°è Çмú´ëȸ
Current Result Document :
ÇѱÛÁ¦¸ñ(Korean Title) |
Çâ»óµÈ VC ±Ù»ç±â¹ýÀ» ÀÌ¿ëÇÑ AS¸Á¿¡¼ÀÇ D-DoS °ø°ÝÀÇ È¿À²Àû Â÷´Ü |
¿µ¹®Á¦¸ñ(English Title) |
D-DoS Attack Prevention Using Improved ´Approximated VC¢¥ in AS Network Topology |
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¿ø¹®¼ö·Ïó(Citation) |
VOL 10 NO. 02 PP. 0911 ~ 0914 (2003. 11) |
Çѱ۳»¿ë (Korean Abstract) |
D-DoS °ø°ÝÀ» Â÷´ÜÇϱâ À§Çؼ´Â AS °æ°è ¶ó¿ìÅÍ¿¡ ÇÊÅÍ ¼³Ä¡°¡ ÇÊ¿äÇϸç, ÀÌ´Â ÃÖ¼ÒÇÑÀÇ ¶ó¿ìÅÍ¿¡ ÇÊÅ͸¦ ¼³Ä¡Çϱâ À§ÇØ VC(Vertex Cover)¸¦ ã¾Æ³»´Â NP-complete ¹®Á¦·Î ±Í°áµÈ´Ù. µû¶ó¼ ½ÇÁ¦ AS ¸Á±¸¼ºÀÇ Æ¯¼ºÀ» ÀÌ¿ëÇØ ÀÌ¿¡ ÀûÇÕÇÑ VC ±Ù»ç±â¹ýÀ» ã¾Æ³»´Â ¾Ë°í¸®ÁòÀ» Á¦¾ÈÇÑ´Ù. ½ÇÇè °á°ú, Á¦¾ÈµÈ ¾Ë°í¸®Áò(Improved ¢¥Approximated VC¢¥)dms rlwhsdml ¢¥Approximated VC¢¥¿¡ ÀÇÇØ ÇÊ¿äÇÑ ³ëµå¼öÀÇ 26%¸¦ ÁÙ¿´´Ù.
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¿µ¹®³»¿ë (English Abstract) |
The prevention of D-DoS Attack requires to install filters at AS border routers. This follows that finding minimum number of filters - VC(Vertex Cover), which is NP-complete problem. So, We propose improved ´Approximated VC´ which is more efficient to real AS topology using topology property. Simulation shows that our algorith, improved ´Approximated VC´ enables us to reduce 26% VC nodes in comparison with ´Approximated VC´. , |
Å°¿öµå(Keyword) |
D-DoS °ø°Ý
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