Circular No. 12/2011/TT-NHNN dated May 17, 2011 of the State Bank of Vietnam tipulating on the management, use of digital signatures, digital certificates and digital signature certification service of the state bank

Circular No. 12/2011/TT-NHNN dated May 17, 2011 of the State Bank of Vietnam tipulating on the management, use of digital signatures, digital certificates and digital signature certification service of the state bank