Sometimes while we are about to attach the DSC to file the return be it GSTR-3B, GSTR-1 or TRANS-1, the error message “Authentication has failed at emas” is displayed. This error "DSC authentication failed" will be resolved by updating the DSC. So let’s understand the resolution for the same and also about rt-3bas1031 GST error, exception in emas, digital signature authentication failed, DSC error in GST. Next, we'll know how to solve DSC authentication failed in e-procurement.
Before you update your DSC at the GST Portal, you need to install the em-Signer utility. The utility can be downloaded from the Register DSC page. DSC registration is PAN based and only Class 2 and Class 3 DSC are accepted at the GST Portal.
Click the CONTINUE
Select the certificate. Click the Sign button.
A successful message that “DSC has been successfully updated" is displayed.
With the help of above given steps you'll come to know about GST dsc error.