[1]: https://haveibeenpwned.com/API/v2 [2]: https://github.com/dropbox/zxcvbn
https://github.com/bdmac/strong_password/blob/master/lib/str...
If you want this functionality, I recommend not using it as-is, given the security vuln GitHub is currently reporting. Rather, anyone has my permission to copy the code verbatim into your project. It's a pretty simple gem.