You can secure your data using Sage Branch Accounting. Sage branch accounting would avail you to data security pertaining to offline and online transactions in a more efficient and controlled fashion. Furthermore, this tool also provides bidirectional synchronization to all of the transactional data. This way, it makes sure that the data flow is secure at all times. In case the internet connectivity is compromised, the software makes sure to store all the transactions locally in a safe environment as well.