Well, that’s true but it barely affects anonymity.
All that can be determined from that is that the number in question has a signal account, and how recently the account has checked for messages. It doesn’t tie messages or contacts to the number. (Any more)
Actually, it does not. Signal cannot build social graphs based on communications. This is one of many unique inventions that Signal implemented and what makes Signal so great.
It does. You can share your username with others. But for registering it still requires one and your account is still linked to one.
Well, that’s true but it barely affects anonymity.
All that can be determined from that is that the number in question has a signal account, and how recently the account has checked for messages. It doesn’t tie messages or contacts to the number. (Any more)
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Actually, it does not. Signal cannot build social graphs based on communications. This is one of many unique inventions that Signal implemented and what makes Signal so great.