TSA - yessignbiz.yessign.or.kr/download/more/TSA.pdf · TSA ó { ^ A! Ú t ¿ Â X º a > (ò g % /...
4
TSA www.yessign.or.kr www.kftc.or.kr
Transcript of TSA - yessignbiz.yessign.or.kr/download/more/TSA.pdf · TSA ó { ^ A! Ú t ¿ Â X º a > (ò g % /...
TSA
www.yessign.or.krwww.kftc.or.kr
TSA ?TSA(Time Stamping Authority)
TSA
vs.
(Digital signature) (TimeStamp)
( ) ( )( )
1.
2.
6.
5.
3. 4.
Help Desk
IT
TSA
3
OS
100%365 24
TSA02-531-3171~4 09:00 ~ 17:00
Advantages
Advantages
Advantages
64,931,000 4,216,000 15.4
2013