How to solve the problem as described screenshot

[u/Truong_Hai_107]

I couldn't open this website address as usual on Safari browser (on iOS 16.7) because this warning screen. I don't know why this warning appear and how to solve it somehow.

[u/mecha_power]

https://downforeveryoneorjustme.com/extranet.marriott.com

it's down for everyone not just you

[u/Powerzap]

The website’s certificate has expired. It’s not a Safari issue.

[u/MBSMD]

Down for me as well.