The amount of data leaked in the Panama Papers hack has proven monumental but what's alarming for all businesses is how the information was extracted from the Panamanian law firm Mossack Fonseca: the data was most likely taken by exploiting a security flaw from one of the firm’s outdated systems. Open source systems can be exploited if known security flaws aren't patched within a reasonably quick turnaround time, and in the case of the Panama Papers there were almost too many holes in the security dam.