CRYPTOGRAPHY USED IN WHATSAPP

Abstract

In this era people are closely connected to each other using technology.Messaging services a plays a crucial role in this process.For this, WhatsApp Messenger being an exclusive cross-platform that allows to exchange text, files as well as audio and video messages.WhatsApp has 1.5 billion dynamic clients in 180 nations.However, being such a well liked application,taking care of privacy breach is very salient. It is necessary that the application protects clients confidentiality and authenticity. Thus, to give assurance and stealth to client, for the most part cryptography is utilized as a spine of the web based exchanges. WhatsApp utilizes End-to-End Encryption technique and uses various protocols (Signal protocol etc.) and keys (public key, private key etc.) along with algorithm like Curve25519.In this era people are closely connected to each other using technology.Messaging services a plays a crucial role in this process.For this, WhatsApp Messenger being an exclusive cross-platform that allows to exchange text, files as well as audio and video messages.WhatsApp has 1.5 billion dynamic clients in 180 nations.However, being such a well liked application,taking care of privacy breach is very salient. It is necessary that the application protects clients confidentiality and authenticity. Thus, to give assurance and stealth to client, for the most part cryptography is utilized as a spine of the web based exchanges. WhatsApp utilizes End-to-End Encryption technique and uses various protocols (Signal protocol etc.) and keys (public key, private key etc.) along with algorithm like Curve25519.