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Enforce unique email addresses during registration #488

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tongning opened this issue Dec 22, 2016 · 0 comments
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Enforce unique email addresses during registration #488

tongning opened this issue Dec 22, 2016 · 0 comments
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@tongning
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tongning commented Dec 22, 2016

Currently the registration system enforces unique usernames, but not unique email addresses. This can leave users with duplicate accounts, and lead to security holes.

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