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Server Security Certificate

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Server Security Certificate

There was a post reply from ComcastAnthony tthat gave a lot of technical data concering the Server Certificate.

This is a comparision between the information he provided and what I have The problem is the same as described in hit original email

The certificate pops up when Outlook is opened or a send/receive is activated.


Black Items are from Comcast Forum Red items are from my certificate


Common Name = mail.comcast.net


Subject Alternative Names = mail.comcast.net, imap.comcast.net, pop.comcast.net

Subject Alternative Names = DNS Name = mail.comcast.net-DNS Name = imap.comcast.net-DNS Name = pop.comcast.net

Issuer = COMODO High-Assurance Secure Server CA

Issuer=COMODO RSA Organization Validation Secure Server CA

Serial Number = B815065F377EEC1DCE7C036A551BE838

Serial Number = 3d 7b c9 21 8c a2 7d 71 5f 3c 5c aa f3 8f 31 3c

SHA1 Thumbprint = 6399BFADF11D9FB7469F2E7FE35B03C204C0F4EC

SHA1 Thumbprint = 43 eb e7 fe 2e c7 e4 7d b6 c7 b0 19 c3 d8 60 03 6e 5e 84 e9

Key Length = 2048 bit

Public Key = RSA (2048 Bits)

Signature algorithm = SHA1 + RSA (good)

Signature algorithm = sha256RSA

Secure Renegotiation: Supported

NOT Listed

From <http://forums.xfinity.com/t5/E-Mail-and-Xfinity-Connect-Help/Outlook-security-certificate-error/m-p/...>


I have an IMAP/SMTP Account on Outlook 2007 running under Windows 10 64 Bit.


This problem solved by the reinstallation of MS Office 2007 SP3 update

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