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A comment on 800M Email Addresses Leaked Online by Email Verification Service. Parent comment

Re:800M Email Addresses Leaked Online by Email Verification ... by __david__ on Thursday March 07, 2019 @11:26PM (#19335073)
Sendmail and postfix both allow you to configure that. I have my mail set up so '+', '.', and '_' all work the same. I've never seen any site deny the '.' or '_' character.
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Re:800M Email Addresses Leaked Online by Email Verification ... by Ayesh on Friday March 08, 2019 @03:40AM (#19336040)
If you run your own mail server, you can simply catch-all. The + trick is for the rest.
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