Comcast Business Support Community

Expired certificate! mail.ch3.comcast.net uses an invalid security certificate.

mail.ch3.comcast.net uses an invalid security certificate. The certificate expired on 8/10/13 6:59 PM. The current time is 8/10/13 9:58 PM. Seriously?! What kind of a business generates a certificate and doesn't have a plan to refresh it before it expires? This affects Comcast Business SharePoint, O

If you change your IE security settings, it will let you bypass the expired certificate, however, Outlook will still not connect with the server. I talked with Comcast support this evening, and he wasn't able to figure it out. It's been elevated to

Expired certificate! mail.ch3.comcast.net uses an invalid security certificate.

mail.ch3.comcast.net uses an invalid security certificate. The certificate expired on 8/10/13 6:59 PM. The current time is 8/10/13 9:58 PM. Seriously?! What kind of a business generates a certificate and doesn't have a plan to refresh it before it expires? This affects Comcast Business SharePoint, O

If your browser let's you ignore the issue, you can get to webmail, but it's not syncing with Outlook. Chrome will let you bypass the certificate warning, but I don't think IE will let you, and of course, you lose some functionality if you use Chrom

Expired certificate! mail.ch3.comcast.net uses an invalid security certificate.

mail.ch3.comcast.net uses an invalid security certificate. The certificate expired on 8/10/13 6:59 PM. The current time is 8/10/13 9:58 PM. Seriously?! What kind of a business generates a certificate and doesn't have a plan to refresh it before it expires? This affects Comcast Business SharePoint, O

Great support. This isn't an Outlook problem. Yout can't get to the webmail due to the certificate issue either, Outlook or not.. So unacceptable.

Expired certificate! mail.ch3.comcast.net uses an invalid security certificate.

mail.ch3.comcast.net uses an invalid security certificate. The certificate expired on 8/10/13 6:59 PM. The current time is 8/10/13 9:58 PM. Seriously?! What kind of a business generates a certificate and doesn't have a plan to refresh it before it expires? This affects Comcast Business SharePoint, O

Seriously, this is a major problem for businesses. With all the weird quirks, I'm starting to regret my service provider choice. Customers aren't getting e-mails because they get labled as spam. Certficate problems. Availability issues. It is VER

Expired certificate! mail.ch3.comcast.net uses an invalid security certificate.

mail.ch3.comcast.net uses an invalid security certificate. The certificate expired on 8/10/13 6:59 PM. The current time is 8/10/13 9:58 PM. Seriously?! What kind of a business generates a certificate and doesn't have a plan to refresh it before it expires? This affects Comcast Business SharePoint, O

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Be careful! This sender failed our fraud detection checks.

Many of our customers are reporting this message: "Be careful! This sender failed our fraud detection checks." associated with e-mails they receive from us. This seems to indicate an issue with the SPF. When I query our domain, there appears to be an appropriate SPF. We use Comcast for e-mail ser

I will get that together and send it to you. Thank you.

Be careful! This sender failed our fraud detection checks.

Many of our customers are reporting this message: "Be careful! This sender failed our fraud detection checks." associated with e-mails they receive from us. This seems to indicate an issue with the SPF. When I query our domain, there appears to be an appropriate SPF. We use Comcast for e-mail ser

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