UPDATED AS OF SEPTEMBER 8, 2021

NOTICE OF DATA BREACH: Keeping you and your business safe from cybersecurity threats.

What you need to know and how we’re protecting you and your business.

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Customers trust us with their private information and we safeguard it with the utmost concern. A recent cybersecurity incident put some of that data in harm’s way, and we apologize for that. We take this very seriously, and we strive for transparency in the status of our investigation and what we’re doing to help protect you and your business.

IMPORTANTLY, we have NO information that indicates social security number, business or personal financial information, payment information, credit or debit card information, account numbers, or account PIN and passwords were accessed.

Read more from Mike Katz, Executive Vice President, T-Mobile Business Group.

What happened:

On August 17, 2021, T-Mobile learned that a bad actor illegally accessed and/or acquired company and personal data. The bad actor first gained access to T-Mobile systems on or before July 19, 2021. Our investigation is ongoing, but we have verified that a subset of T-Mobile data had been accessed by unauthorized individuals and the data stolen from our systems did include some publicly available company and private personal information. The latest details about the affected data are available here.

Information involved:

IMPORTANTLY, we have NO information that indicates social security number, business or personal financial information, payment information, credit or debit card information, account numbers, or account PIN and passwords were accessed. Our investigation is ongoing and this information may be updated. The exact company and personal information accessed varies by business and individual. We have determined that the types of impacted business information include: Business name, federal tax ID, business address, contact name and business phone number. We have determined that the types of impacted personal information include: Names, dates of birth, addresses, phone numbers. We have also determined that IMEI and IMSI numbers may have also been accessed.

What we’re doing:

We’re relentlessly focused on taking care of our customers—that has not changed. We’ve been working around the clock to address this event and continue protecting you, which includes taking immediate steps to protect all individuals and companies that may be at risk. We also have dedicated resources conducting business account reviews.

What you can do:

As we move quickly to protect you and your business, we also want to equip you to protect yourself and your company. It’s recommended that you and your business take proactive steps regularly to protect your data and identity, and now’s a great time to do that. We have NO information that indicates social security number, business or personal financial information, payment information, credit or debit card information, account numbers, or account PIN and passwords were accessed. Still, the following steps are always smart practices to help keep your account more secure. We encourage you to complete these actions as soon as possible:

Further protect your T-Mobile account.

Use our free Account Takeover Protection service to help protect against an unauthorized user fraudulently porting out and stealing your phone number.

Protect your identity with McAfee.

Sign up by December 27, 2021, for McAfee® ID Theft Protection Services FREE for two years provided on behalf of T-Mobile.

Additional resources.

Check out more ways to protect you and your company.

Questions?

Reach out to your account team or contact your Business Team of Experts at 611 from a T-Mobile phone or 1-877-347-2127.