DGFT stands for Director General of Foreign Trade who issue licenses to business IEC (Importer Exporter Code) for performing Cross Border Transaction
A digital Signature helps the Importer and Exporter to file Licenses application, Approval of application done online, Speedy processing of Transaction
You need to buy a Safe Exim Certificate issued by SafeScrypt only to organizations and Individuals having Valid IEC registration.
Please refer the same under the downloads Section