As the time passes by, it seems that our smartphones are becoming more and more important in our everyday lives. That’s also mean that our devices are full of personal information, so it’s very important to learn how to protect your privacy. For that reason, establishing a security code to access our phone has become an essential practice. However, it may happen that sometimes we forget to block our device or that someone with malicious intent manages to decrypt our password. What should you do then? If you are worried about your private conversations, WhatsApp has a functionality that allows us to protect our chats with a password. Do you want to know how it works? Read on!