WhatsApp is now one of the most encrypted messaging applications. Everything on WhatsApp is now encrypted. Weather its a simple message or voice call. these can no longer be read by anyone else other then the person you are chating with project management tools. The WhatsApp encryption ensures that nobody in between the conversation will be able to see that data. They also go to say that no one would be able to read the messages even if ordered by court. This is a great move by the Facebook owned company to include this into there application.
WhatsApp has over a billion users and makes it the worlds largest and most used chating application. The encryption is not a new thing to the application and has been around since 2014. However now all of the users of WhatsApp now have the security of the end to end encryption. This end to end encryption also happens automaticly and there are no additional settings to turn on. This is the default operation of the application.
NBC News had this to say
The expansion of “end-to-end” encryption comes after a heated legal dispute between Apple and the FBI in California brought encryption and tech security into the spotlight. Law enforcement officials including FBI Director James Comey have repeatedly expressed fears in recent years that criminals and terrorists will use encrypted apps and messaging services to “go dark” and hide from the government.
You can read the full article here.