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Corewell Health Data Breach: What & How It Happened?

Corewell Health Data Breach: What & How It Happened?

Twingate Team

Jun 14, 2024

In December 2023, Corewell Health experienced a data breach due to an incident involving one of its vendors. This breach followed a previous incident in May 2023 with another contractor. The breaches exposed personal and medical information of numerous individuals, including sensitive data such as names, addresses, Social Security numbers, medical records, and health insurance information.

How many accounts were compromised?

The breach impacted data related to over 1 million Michigan residents.

What data was leaked?

The data exposed in the breach included names, addresses, dates of birth, Social Security numbers, medical record numbers, medical information, health insurance information, and billing and claims information.

How was Corewell Health hacked?

While the specific methods used by hackers in the Corewell Health data breaches remain unclear, the incidents involved cybersecurity breaches at HealthEC and Welltok, Inc., both vendors providing services to Corewell Health. The breaches exposed sensitive personal and medical information of over one million Michigan residents, highlighting the need for heightened cybersecurity measures to protect health data.

Corewell Health's solution

In response to the data breaches, Corewell Health took steps to address the situation, such as contacting the Department of Attorney General and having HealthEC send notice letters to impacted individuals. However, specific enhanced security measures taken by Corewell Health to prevent future hacking incidents remain unclear. The incidents highlight the need for stronger laws and heightened cybersecurity measures to protect personal health information.

How do I know if I was affected?

Corewell Health contacted affected individuals through HealthEC, but if you're a Corewell Health patient and haven't received a notification, you may visit Have I Been Pwned to check your credentials.

What should affected users do?

In general, affected users should:

  • Change Your Passwords: Immediately update your passwords for any accounts that may have been compromised. Make sure the new passwords are strong and unique, not previously used on any other platform.

  • Reset Passwords for Other Accounts: If you've used the same or similar passwords for other online accounts, reset those as well. This is crucial as attackers often try using stolen passwords on multiple sites.

  • Enable Two-Factor Authentication (2FA): Activate 2FA on any accounts that may have been affected. Consider enabling this additional security feature on all other important online accounts to significantly reduce the risk of unauthorized access.

  • Monitor Your Accounts: Keep an eye on your accounts for any suspicious activity and report it immediately to the appropriate authorities or service providers.

For specific advice on Corewell Health's data breach, please contact Corewell Health's support directly.

Where can I go to learn more?

If you want to find more information on the Corewell Health data breach, check out the following news articles:

Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.

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Corewell Health Data Breach: What & How It Happened?

Corewell Health Data Breach: What & How It Happened?

Twingate Team

Jun 14, 2024

In December 2023, Corewell Health experienced a data breach due to an incident involving one of its vendors. This breach followed a previous incident in May 2023 with another contractor. The breaches exposed personal and medical information of numerous individuals, including sensitive data such as names, addresses, Social Security numbers, medical records, and health insurance information.

How many accounts were compromised?

The breach impacted data related to over 1 million Michigan residents.

What data was leaked?

The data exposed in the breach included names, addresses, dates of birth, Social Security numbers, medical record numbers, medical information, health insurance information, and billing and claims information.

How was Corewell Health hacked?

While the specific methods used by hackers in the Corewell Health data breaches remain unclear, the incidents involved cybersecurity breaches at HealthEC and Welltok, Inc., both vendors providing services to Corewell Health. The breaches exposed sensitive personal and medical information of over one million Michigan residents, highlighting the need for heightened cybersecurity measures to protect health data.

Corewell Health's solution

In response to the data breaches, Corewell Health took steps to address the situation, such as contacting the Department of Attorney General and having HealthEC send notice letters to impacted individuals. However, specific enhanced security measures taken by Corewell Health to prevent future hacking incidents remain unclear. The incidents highlight the need for stronger laws and heightened cybersecurity measures to protect personal health information.

How do I know if I was affected?

Corewell Health contacted affected individuals through HealthEC, but if you're a Corewell Health patient and haven't received a notification, you may visit Have I Been Pwned to check your credentials.

What should affected users do?

In general, affected users should:

  • Change Your Passwords: Immediately update your passwords for any accounts that may have been compromised. Make sure the new passwords are strong and unique, not previously used on any other platform.

  • Reset Passwords for Other Accounts: If you've used the same or similar passwords for other online accounts, reset those as well. This is crucial as attackers often try using stolen passwords on multiple sites.

  • Enable Two-Factor Authentication (2FA): Activate 2FA on any accounts that may have been affected. Consider enabling this additional security feature on all other important online accounts to significantly reduce the risk of unauthorized access.

  • Monitor Your Accounts: Keep an eye on your accounts for any suspicious activity and report it immediately to the appropriate authorities or service providers.

For specific advice on Corewell Health's data breach, please contact Corewell Health's support directly.

Where can I go to learn more?

If you want to find more information on the Corewell Health data breach, check out the following news articles:

Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.

Corewell Health Data Breach: What & How It Happened?

Twingate Team

Jun 14, 2024

In December 2023, Corewell Health experienced a data breach due to an incident involving one of its vendors. This breach followed a previous incident in May 2023 with another contractor. The breaches exposed personal and medical information of numerous individuals, including sensitive data such as names, addresses, Social Security numbers, medical records, and health insurance information.

How many accounts were compromised?

The breach impacted data related to over 1 million Michigan residents.

What data was leaked?

The data exposed in the breach included names, addresses, dates of birth, Social Security numbers, medical record numbers, medical information, health insurance information, and billing and claims information.

How was Corewell Health hacked?

While the specific methods used by hackers in the Corewell Health data breaches remain unclear, the incidents involved cybersecurity breaches at HealthEC and Welltok, Inc., both vendors providing services to Corewell Health. The breaches exposed sensitive personal and medical information of over one million Michigan residents, highlighting the need for heightened cybersecurity measures to protect health data.

Corewell Health's solution

In response to the data breaches, Corewell Health took steps to address the situation, such as contacting the Department of Attorney General and having HealthEC send notice letters to impacted individuals. However, specific enhanced security measures taken by Corewell Health to prevent future hacking incidents remain unclear. The incidents highlight the need for stronger laws and heightened cybersecurity measures to protect personal health information.

How do I know if I was affected?

Corewell Health contacted affected individuals through HealthEC, but if you're a Corewell Health patient and haven't received a notification, you may visit Have I Been Pwned to check your credentials.

What should affected users do?

In general, affected users should:

  • Change Your Passwords: Immediately update your passwords for any accounts that may have been compromised. Make sure the new passwords are strong and unique, not previously used on any other platform.

  • Reset Passwords for Other Accounts: If you've used the same or similar passwords for other online accounts, reset those as well. This is crucial as attackers often try using stolen passwords on multiple sites.

  • Enable Two-Factor Authentication (2FA): Activate 2FA on any accounts that may have been affected. Consider enabling this additional security feature on all other important online accounts to significantly reduce the risk of unauthorized access.

  • Monitor Your Accounts: Keep an eye on your accounts for any suspicious activity and report it immediately to the appropriate authorities or service providers.

For specific advice on Corewell Health's data breach, please contact Corewell Health's support directly.

Where can I go to learn more?

If you want to find more information on the Corewell Health data breach, check out the following news articles: