I used this wonderful trick to sign up for my government issued eID (it was something else but works for explaining). What they decided to do is to simply remov

I used this wonderful trick to sign up for my government issued eID (it was something else but works for explaining). What they decided to do is to simply remove the + and don’t let me know about it. my_email+service@foo.bar thus became my_emailservice@foo.bar I tried logging in, resetting passwords, nothing worked. I had to go to the authorities and make a written request to allow them to interrogate the database by the equivalent of my social security number, and that’s when we realized they just stripped the +.