The government wants to fully insulate the goods and services tax (GST) technology backbone from hackers, amid growing risks of cyber-criminals misusing confidential information on transactions worth thousands of crores of rupees. Revenue secretary Hashmukh Adhia, who is overseeing the groundwork for implementing GST, told a group of banks, GSTN, Central bank and tax officials to plug all gaps on potential cyber-fraud and sabotage and get the IT backbone ready by September 30. GSTN — GST Network—has been tasked with creating a robust IT backbone to enable real-time taxpayer registration, filing returns, handle invoices, execute inter-state tax settlements, and connect states for twoway data flow for GST. The government expects about 3 billion transactions to take place every month through the network after GST kicks in. The tech network will be tested through a string of simulated dry runs before the new GST’s expected roll-out from April 1, 2017. These simulated exercises wi