User Application Form (SDC Digital Custodian and SDC Digital Marketplace) The application form, required by prospective Users, to be completed in order to use the custody services of SECDEX Digital Custodian and to trade on SDC Digital Marketplace. Click here to access the Digital Custodian User Application Form sysadmin2020-07-06T15:27:01+01:00July 6th, 2020|Digital Custodian| Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTumblrPinterestVkEmail