Page 23 - Demo

Sejong Cyber University 23Chapter%u2161%ud559 %uc0ac2. %uc77c%ubc18%ub85c%uadf8%uc778 %u2460 %ud559%ubc88 %ubc0f %ube44%ubc00%ubc88%ud638 %uc785%ub825 %ud6c4 %ub85c%uadf8%uc778 %ubc84%ud2bc%uc744 %ud074%ub9ad%ud569%ub2c8%ub2e4. %u2461 %ud559%ubc88/%ube44%ubc00%ubc88%ud638%ub97c %uc78a%uc5b4%ubc84%ub838%uc744 %uacbd%uc6b0 %u2018%ud559%ubc88/%uc544%uc774%ub514 %ucc3e%uae30/%uc784%uc2dc%ube44%ubc00%ubc88%ud638 %ubc1b%uae30%u2019%ub97c %uc774%uc6a9%ud569%ub2c8%ub2e4.3. %uc2a4%ub9c8%ud2b8 %ub85c%uadf8%uc778(%uc0dd%uccb4 %uc778%uc99d / PIN %uc778%uc99d / %ub124%uc774%ubc84 %uc778%uc99d%uc11c) %u2460 %uacf5%ub3d9%uc778%uc99d%uc11c %ubc1c%uae09 %uc5c6%uc774 %uc2a4%ub9c8%ud2b8 %ub85c%uadf8%uc778%uc73c%ub85c %uac15%uc758 %ucd9c%uc11d %ubc0f %uc2dc%ud5d8%uc751%uc2dc / %uad50%ub0b4%uc11c%ube44%uc2a4 %uc774%uc6a9%uc774 %uac00%ub2a5%ud569%ub2c8%ub2e4. %u203b %ub85c%uadf8%uc778 %uc2dc %uccab %ud654%uba74%uc740 %ubaa8%ub450 %ub3d9%uc77c%ud569%ub2c8%ub2e4.