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If someone has your email address, it's often not very hard for them to determine whether or not you have an account on a particular site. (Try to register with
by Ajedi32 9y ago
If someone has your email address, it's often not very hard for them to determine whether or not you have an account on a particular site. (Try to register with that email, and if the sign-up form complains, then you probably do have an account there.)
That said, if you're still concerned there's always https://haveibeenpwned.com/OptOut https://haveibeenpwned.com/OptOut
- kozak 9y agoThere is a big difference between checking every service one by one and scanning them all at once. OptOut is indeed what I needed, thank you for the idea.
- drdaeman 9y agoWould be neat if one can opt-out a domain. I.e. I have a domain that's essentially a catch-all for signing up with per-site unique emails.
- mi100hael 9y agoCan't hurt to send Troy an email. Probably would be a useful feature for companies, too. Could be achieved relatively easily w/ DNS validation.