About 200,000 people had their accounts compromised and are being told to reset their passwords.
The situation is unique because Comcast says their network wasn't breached. What has happened is that the list of emails and passwords was compiled from information floating around after past, shared hacks of other companies.
If you're a @comcast customer - you might want to change your password. 200,000 accounts offered for sale on dark web.— Tiffany Wilson (@TWilsonTV) November 10, 2015
USA Today is reporting that the Comcast discovered the information may be being sold online by black market brokers.
"This could happen to any company. That's why it's important to remember to reset your passwords, make them difficult to guess," explained CNET reporter Laura Hautala.
Security experts have a few suggestions. First, avoid phishing emails that ask for your login credentials. Instead, login on the company website.
Expert tips to stay safe online: complex password, change frequently, Avoid phishing emails. Don't store sensitive info in emails. #comcast— Tiffany Wilson (@TWilsonTV) November 10, 2015
Also don't store sensitive information in your email account.
And, if you use the same password on Comcast as other sites, make sure to change the password everywhere.