Application of the trilevel encryption techniques in software development
Liu Yin-tang · Hebei Journal of Industrial Science and Technology · 2007
The trilevel techniques was used in the management software of Shanghai Television University Educational Administration Management System Branch Version.The first level is the encryption of information submitted by the IE clients by 2using VB script;the second level is the encryption by using ASP function on the website server;and the third level is the encryption of the information entered into the database by using SQL customized function on the database server side.