Indian state bank SBI wants to upgrade its app to have multimodal authentication, reports local media.In May, the bank launched bidding for a contract to develop the tool.Now the Times of India reports that the plans are nearer implementation. Potentially face, fingerprint and voice will be used for its mobile wallet and payment interfaces.”State Bank of India wants to introduce biometric authentication for its mobile banking customers in order to combat identity theft and fraud cases,” noted the procurement document. “All customers having smart phone irrespective of the operating system should be able to use this feature. The solution for biometric authentication or transaction and /or in any other stage during journey of transaction.