Tags → #validation
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Prevent plus-addressing account creation abuse (Part 2)
Learn how you can prevent users from abusing your application by creating multiple accounts using plus-addressing
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Prevent plus-addressing account creation abuse (Part 1)
Learn how you can prevent users from abusing your application by creating multiple accounts using plus-addressing
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Disallow application signups with emails containing a plus
Learn how to prevent multiple signups to your application from people using plus-addressing (aka sub-addressing)