How can I completely clear my smartphone of all information?

What steps should be taken by all smartphone users to protect their information?

• Ideally prioritized, because information security is the sort of thing where the measures you take should match the risk involved in your particular situation.

• Answer:

  There are different levels of protection you can do to protect the information as well as different ways to to get to your information. There is protection of data when you lose your phone, or if someone tries to hack it. Loss of Phone The lowest hurdle is to place a security lock on your phone. Most people will give up at this point. After that Password protect apps - On some smartphones, you can download apps that allow you to adda  password to certain apps. Remote Wipe is available for most smartphones, once you lose your phone, you can wipe the data remotely. Sim Lock - Usually a thief will change the SIM card if they can. Having a SIM lock password can protect your phone too. Enterprise solutions - There are some tools (such as Divide) that allows you to split your phone in too. Put all the sensitive information into the the extra secure section of your phone. This can also be remotely managed. Hacking  Don't download apps that are from unofficial sources. You increase the chance of malware. Check the permissions that an App requests, do they really need access to your contacts? Don't pair or accept connections with unknown bluetooth devices Only connect to wifi-hotspots that you know are safe Anti-virus if you think it is necessary.