You can now read 5 articles in a month for free on BostonGlobe.com. Read as much as you want anywhere and anytime for just 99¢.

Nationwide Insurance says data breach affects 1.1M

COLUMBUS, Ohio — Nationwide Mutual Insurance Co. says someone attacked part of its computer network and probably stole personal information affecting more than 1.1 million people.

The Columbus, Ohio-based company says the Oct. 3 data breach occurred in a network also used by Allied Insurance. It has determined the compromised information included names, birth dates, and Social Security and driver’s license numbers for customers and others who sought insurance quotes.

Continue reading below

Nationwide is sending letters notifying those affected and is offering them free credit monitoring and identity theft protection for a year. The insurer says it isn’t aware of the compromised information being misused.

Nationwide is one of the world’s biggest insurance and financial services companies.

Loading comments...
Want each day's news headlines delivered fresh to your
inbox every morning? Just connect with us
in one of the following ways:
or
Please enter a valid email
BostonGlobe.com will never post anything without asking.
Privacy Policy
Subscriber Log In

You have reached the limit of 5 free articles in a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than 25¢ a week
Marketing image of BostonGlobe.com
Marketing image of BostonGlobe.com