That does nothing to prevent the leakage of metadata. Who talked to who, when, and how long. You can encrypt the call, but not the number. You can encrypt the email, but not the headers. You have to trust the system routing the requests.
That does nothing to prevent the leakage of metadata. Who talked to who, when, and how long. You can encrypt the call, but not the number. You can encrypt the email, but not the headers. You have to trust the system routing the requests.