The news of mishandling of data of around 50 million users by Cambridge Analytica caused a stir in social media universe. After the tweet of Whatsapp Co-founder Brain Acton to delete Facebook, social media users now feel a need to secure their whatsapp data also. Few days back, Indian Army also issued an advisory to safeguard the phone data from Chinese hackers. Here are some security settings in Whatsapp which you need to ensure: