# There is no WhatsApp 'backdoor'

DevFeed: [There is no WhatsApp 'backdoor'](<https://devfeed.tech/articles/there-is-no-whatsapp-backdoor-1863.md>)

Original publisher: [Read original article](<https://signal.org/blog/there-is-no-whatsapp-backdoor/>)

Published: 2017-01-13T00:00:00Z

Content type: opinion

Language: en

Sources: [Signal Blog](<https://devfeed.tech/sources/signal-blog.md>)

Topics: [End-to-End Encryption](<https://devfeed.tech/topics/end-to-end-encryption.md>), [Cryptography](<https://devfeed.tech/topics/cryptography.md>), [Security](<https://devfeed.tech/topics/security.md>), [client](<https://devfeed.tech/topics/client.md>), [Server](<https://devfeed.tech/topics/server.md>)

Tags: [cryptography](<https://devfeed.tech/tags/cryptography.md>), [encryption](<https://devfeed.tech/tags/encryption.md>), [privacy](<https://devfeed.tech/tags/privacy.md>), [security](<https://devfeed.tech/tags/security.md>), [server](<https://devfeed.tech/tags/server.md>), [verification](<https://devfeed.tech/tags/verification.md>), [whatsapp](<https://devfeed.tech/tags/whatsapp.md>)

## AI overview

The article disputes a claim that WhatsApp's end-to-end encryption contains a backdoor. It explains how Signal Protocol uses public and private identity keys, how safety numbers help users verify encrypted communications, and how key changes after device changes or app reinstalls are handled. It also describes the risk of man-in-the-middle attacks if public keys are misrepresented.

## Source excerpt

Today, The Guardian published a story falsely claiming that WhatsApp's end-to-end encryption contains a "backdoor." Read more...