popup alert - ios11 virus

See Avoid phishing emails, fake 'virus' alerts, phony support calls, and other scams - Apple Support.

That message and anything like it will be a scam.

This is the pop up that appeared on my mac this AM?????

"Virus Alert: Backdoor Virus Detected on your Computer!

Please do Not Shut down or reset your computer.

The following data will be compromised if you do so:

- Passwords

- Browser History

- Credit Card Information

- Local Hard Disk Files.

This Virus is well known and mostly distributed though Adult/**** sites. Commonly used to steal personal and financial information from the infected device. Your device might also be used for performing DDOS attacks by cyber criminals and cause serious harm to other networks and websites. Virus defender has sandboxed your browser and locked your PC in order to prevent any further harm.

Please call Technical Support to rectify the issue and get your PC unlocked. Toll free helpline at 1-(855) 856-4189"

do I take this seriously?????

It is a scam message.

Phony "tech support" / "ransomware" popups and web pages

No, this is fake. iOS can not get a virus 99.9% of the time. You’re 100% safe if you keep it updated.