Send yourself an email from and see what (if any) tracking vulnerabilities exist in your context (mail client, browser version, etc.)Īny single tracking vulnerability provides a vehicle for creating a time-stamped read receipt (and, depending on which vulnerability, potentially much more extensive information about your client). Maybe, Google is pinging the mailtrack server when I open the email (To download that "image" and show its own copy (thus generating a timestamp event) No helpful reply yet even on Google forums:Įdit 3: This is another snippet from "show original" in Gmail, 0 pixel image I guess: Only red flag in email privacy tester was for DNS pre-fetch. What can I do to stop the received/unread/read status of my received emails from being tracked by the sender?Įdit 1: Ghostery claims it can block this ( ), but I'd prefer a DIY approach, and I don't trust Ghostery with all the data it will get access to.Įdit 2: As asked in comment, browser used by me is Firefox (I've seen it working successfully even with Chrome). This is how it shows up in the "show original" option in Gmail: I have explored Google forums but no article seems to address this exactly. I have already enabled "Do not show external images" but it does not work. These people are not part of my company but with whom I have to interact closely over long periods of time. Also sends them notifications when I read it (the worst part).If I have received the email in my inbox.I found out, using "show original" on Gmail, that some business associates are embedding tracking into their sent emails (without any obvious warning/declaration), which tells them :
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