Consistently slow speed

Hello @user_iprrmd! Thanks for taking the time to reach out on our Forums regarding the Phishing emails you've been receiving. I definitely know how inconvenient and frustrating these can be, so we do apologize. I certainly understand the need to get this properly reported. I know you stated you tried reaching out to our Customer Security Assurance (CSA) team. Just to be sure, did you try by following the steps below;

Please use the information below for our Comcast Customer Security Assurance Team to report this quickly and efficiently. 

Report a spam email sent to your Comcast.net email account

Webmail Users

Select the message you wish to report as spam.
Click the "Spam" button in the right-hand corner of the webmail console.

Email Client Users (Windows Mail, Outlook, Thunderbird, etc.)

- Select the message you wish to report as spam.
- Forward the spam message as an attachment to missed-spam@comcast.net.

Report phishing email sent to or from a Comcast.net email account

Once you have copied the full message headers from the spam message, paste the header and the message into an email and send it to abuse@comcast.net with the subject line "Phishing email."

(When reporting phishing emails, it is critical that you send us the email headers. Please do not forward the phishing email. Forwarding the email will remove the original headers.)

Our CSA Team can be reached during the hours below

Business Hours: 8:00am - 12:00am EST, 7 days a week
Contact: 1-888-565-4329