No, WhatsApp is not backdoored.
Because The Guardian published a false and dangerous
article saying that it was, there are now thousands of
people who believe WhatsApp is unsafe. They've been misled. For most people, WhatsApp is much safer
than any realistic alternative.
Don't take my word for it.
Practically everybody who pays attention to secure
messaging has publically disavowed The Guardian's story.
The EFF debunked it
in a piece calling the story "sensationalistic", and WhatsApp's behavior "sensible".
Moxie Marlinspike, debunked it
in a piece titled "There is no WhatsApp backdoor", calling
The Guardian's story "false" and WhatsApp's behavior
"carefully designed". Moxie is not only one of the authors
of the Signal Protocol that WhatsApp uses, but also the
author of the Signal app, the very application The
Guardian recommended in their irresponsible piece.
Zeynep Tufekci debunked it
in an open letter signed by more than 40 cryptography
experts, including Bruce Schneier, Matthew
D. Green, Steve Bellovin, Matt Blaze,
Steve Checkoway, Filippo Valsorda,
Jonathan Zdziarski, and many more; a veritable
who's who of the study of crypto and backdoors.
These people couldn't agree on pizza toppings if they were
But they agree on this: WhatsApp is not backdoored, and
people who use it should not switch due to The Guardian's