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Comment by throwaway290

15 hours ago

> nobody should believe for a second that WhatsApp or FB messages are truly E2EE

That's interesting. You think all firms that audited WhatsApp and Signal protocol used by WhatsApp and all programmers who worked there for decades and can see a lie and leak if it was true are all crooks? valid opinion I guess, but I won't call it "no one should believe for a second

(curious you didn't mention Telegram, it is actually marketed as secure and e2e and it has completely gimped "secret chats" that are off by default and used by like almost nobody.)

I forget if its WhatsApp that technically lets you sync chats in unencrypted form to iCloud which is the “loophole” around this, though you can lockdown your iCloud even tighter, not sure it Apple can do much if you fully lock down your iCloud, not sure if this has been legally tested? Its not a very advertised feature its just a setting.

  • WhatsApp iPhone syncs to iCloud unencrypted by default[1].

    iMessage also syncs to iCloud unencrypted by default[2].

    [1] Depends on you paying for iCloud storage, so that you have space for a full phone backup to occur.

    [2] Might be "free" with "iMessage in iCloud", an option to enable separately.

  • iCloud backups are encrypted, and can be end-to-end encrypted.

    Also, backups have nothing to do with the messages being end-to-end encrypted. Like if you don't use a passcode on the phone, the messages are still encrypted.

  • The Android version syncs all your chat logs to Google Drive without encryption by default. That's the backdoor.

  • Right now it got a switch to enable e2e for backups, but yeah I think default backup is probably a workaround...