Great god teach, how to use the root certificate for sending a certificate for the certification, so as to realize the authentication of the other party, who did? Principle is the signature with root certificate public key certificate, Delphi is how to do??? Hope comment

CodePudding user response:

Digital certificate now, U disk thick plate through a third party company, certification 揷 into the U disk, input password, uploaded to the third party certification company confirmed, return to the authentication information, programming the grip of a third party software company or the SDK DLL, can get to a third party,