Wednesday, April 6, 2016

WhatsApp - End to End Encryption.


             There is a great battle happening in cyber world and there are many posts and tweets regarding privacy of an individual. Apple, WhatsApp and Google has faced many hard times and now almost all giants are taking a decision from their side. Recently, WhatsApp rolled out #End to End Encryption for all its users.

              End to End Encryption is the mechanism in which if x and y are communicating then the message from x will be encrypted with y's public key and only y can decrypt it with y's private key which is secretly with him only.

              There are many applications running on this mechanism and now its #WhatsApp with this awesome feature. You can see the padlock icon and the notification if you are chatting with the user who's WhatsApp is also updated.

               By this way no third party can see what you are transmitting and of course even WhatsApp can't know what you are sending. This also signifies that if any hard time WhatsApp can't provide any data to Law enforcement.

                 In order to use this facility you must update the application, you can view the notification and also you can find the status of the encryption from the user's info on chat window. There is also an option to verify the connection security.

                 It is very obvious that End to End Encryption is needed to avoid any third party or even Government trying to read the data. Apple rolled out End to End Encryption for iMessages. Google rolled out the same for Gmail. Now its WhatsApp, this shows that giants are supporting individual privacy.

                Another thing to be noted is that consider you are sending a message to a group of 10 people and if two people in the group didn't have updated application, then the message will be delivered as a plain message without encryption to them.

P.S: The post is to create awareness and not to create any negative impact.

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