For someone who is "not following whatsbook closely lately" that is again a bold claim to make.
But anyway, business messages are also encrypted. Businesses are allowed to designate other accounts to receive messages, in which case those other accounts are sent copies of those messages using a different key. It's similar to sending messages to multiple devices. This is disclosed [1] and needed to support things like auto responders.
Group chats are also encrypted using a shared sender key and this is described in the whitepaper starting page 10 [2]
For someone who is "not following whatsbook closely lately" that is again a bold claim to make.
But anyway, business messages are also encrypted. Businesses are allowed to designate other accounts to receive messages, in which case those other accounts are sent copies of those messages using a different key. It's similar to sending messages to multiple devices. This is disclosed [1] and needed to support things like auto responders.
Group chats are also encrypted using a shared sender key and this is described in the whitepaper starting page 10 [2]
1 - https://faq.whatsapp.com/567302067179554/?locale=en_US 2 - https://www.whatsapp.com/security/WhatsApp-Security-Whitepap...