List of NSD certificates
GOST (production environment, сertificate is valid from 05 september 2014 to 05 september 2015):
RSA (production environment, сertificate is valid from 29 April 2015 to 29 April 2016):
GOST (test environment, сertificate is valid from 02 october 2014):
RSA (test environment, сertificate is valid from 07 october 2014 to 07 march 2017):