<ul><li><a href=http://www.law.go.kr/lsInfoP.do?lsiSeq=195204&ancYd=20170726&ancNo=14839&efYd=20170726&nwJoYnInfo=Y&efGubun=Y&chrClsCd=010202#0000 target=_blank>Digital Signature Act(전자서명법, Enforcement Date: 1 July 1999 (Law No. 5792), last updated on 26 July 2017)</a></li><li><a href=http://www.law.go.kr/lsInfoP.do?lsiSeq=180335&ancYd=20160127&ancNo=13823&efYd=20160728&nwJoYnInfo=Y&efGubun=Y&chrClsCd=010202#0000 target=_blank>Telecommunications Business Act</a></li><li><a href=http://www.law.go.kr/lsInfoP.do?lsiSeq=180335&ancYd=20160127&ancNo=13823&efYd=20160728&nwJoYnInfo=Y&efGubun=Y&chrClsCd=010202#0000 target=_blank>Telecommunications Business Act</a></li></ul>