Is this spam or an account attac? I got this warning on my cellphone:

[11815708]

Message is attached

[Jack · Accepted solution]

Hi @11815708,

We understand your confusion around the SMS you received, but we can confirm that this isn't legitimate.

Please don't reply to the message, or follow any links in it. We’d advise that you simply ignore/delete it. 

Your security is always our top priority. So please always send us anything you’re unsure of.

Thanks!