Eudora 7.1: why hotmail.com doesn't work anymore?

[i***@jejejeje.it]

Hello, I use Eudora 7.1 with an hotmail.com account.
Eudora never got problems with this accunt and Eudora has always
downloaded emails.
But for 10 days or more Eudora give me an error with this account.
There is a certificate problem. But it is not true. I attach 2 pics:
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I HOPE I CAN SOLVE THAT PROBLEM.
I thank you

[i***@jejejeje.it]

IT SEMMS INCREDIBLE, but not it works fine.
Thanks