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Alerts

Whenever there's breaking news on topics related to Internet security, you'll be the first to know. Check back to this page often for news and updates on the state of Internet security and how it might affect you.

Comcast Security Alerts

Date Threat Level Title

Top Phishing Scams

Date Threat Level From Subject Line

Important Security Alerts

Comcast Threat Levels

  • Critical

    There are currently multiple serious security issues that may threaten Comcast Customers. There may be a high prevalence of phishing or virus activity, or a specific issue that is particularly widespread and/or dangerous. Customers are advised to make sure all security software is up-to-date, exercise extreme caution on the Internet, and check the Security Channel often for updates and any specific actions that should be taken.

  • High

    The general level of security threat is currently elevated. There may be a new operating system vulnerability or a new form of spyware circulating on the Internet. Customers are encouraged to ensure all security software is up-to-date, check the Security Channel for any specific actions that should be taken, and maintain a high level of vigilance when using the Internet.

  • Medium

    The general level of security threat is currently at a normal level. Threats exist, but none have been determined to have dire consequences. Customers with updated security software should be fully protected, but are encouraged to remain vigilant as always for suspicious activity.

  • Low

    The general level of security threat is currently lower than normal. The overall quantity and/or consequences of security issues are low, but threats do still exist. Customers should make sure security software is up-to-date and check the Security Channel for updated threat levels.