Too Long; Didn't Read
WhatsApp is the most popular modern app to stay connected with each other. But there has been some recent news about changes in the company's privacy policies. This led to many people using alternative methods of communication. WhatsApp offers safe data transfer due to its end-to-end encryption. Your data cannot be unlocked without the key and WhatsApp app implicitly uses a key stored in your device to encrypt your every message. WhatsApp only stores an unsent message in its servers but deletes it once it is successfully sent.