In a way, have to be thankful to Navika Kumar to make people more serious about privacy & security. It is important to know that the leaks are deliberate, and the source are the security agencies and Navika is no hacker. The Govt lies when they tell you that your data is secure.

The Govt makes you feel guilty that you are a criminal who has something to hide when concerned citizens raise the issue of data privacy. Don't fall for that trap. It is important to educate oneself about these issues and there are plenty of resources online. Do read up.

A good starting point is these set of guides by @FreedomofPress that teach you how to be more secure. These are lengthy. Do take out time to make your online world more secure and private. This entire website is brilliant. https://ssd.eff.org/ 

Tagged wrong account above, guides are by @EFF.

The @FreedomofPress guides and articles on this issue are available here. https://freedom.press/training/