#regex - Liam Hammett

Protecting Against Infinite Gmail Addresses Using Regex

Sep 16th 2020 by Liam Hammett · 3 minute read · #php #regex #gmail

You might be aware that one Gmail account could have an almost unlimited number of email addresses associated with it, to no effort of the user who owns the account. If you’re not aware of this, check out my post below explaining it:

Make Infinite Gmail Addresses For One Inbox | Liam Hammett

Open image in popupClose popupHow an email address is split into two parts; the username and domain Google’s Gmail allows people to get a free email account—but it seems that a lot of people aren’t aware that this gives you access to almost unlimited unique email addresses that will all point to the same inbox, just by making a couple of simple tweaks to it. Here’s how you can make use of this yourself:

liamhammett.com

If you’re thinking to yourself “how can I protect against users abusing this in my own applications?” - you’re in luck, because that’s exactly what we’ll be covering here.