The present disclosure provides a method and system to facilitate authentication of secondary account holder device 104 for transactions originated against primary cardholder’s account. The present disclosure facilitates primary card holder to update issuer system 210 with valid secondary account holder device 104, which to be approved. Also, the present disclosure facilitates a process through which transaction processing through merchant portal is taken care when second factor authentication is provided by secondary account holder device 104. Therefore, the present disclosure avoids repeated transactions through primary account holder device 102, and hence improved overall Pre-settlement Risk (PSR) rate. A secondary account holder device 104 will initiate and complete the transaction with authentication without depending on the actual card holder to share the One Time Password (OTP).

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Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.