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ShellCodeX Breach Report

B2B USA Businesses Data Breach

Massive exposure
Verified breach Spam list
Accounts exposed 105,059,554
Breach date 18 Jul 2017
Added to tracker 18 Jul 2017
Data classes 6

What happened

In mid-2017, a spam list of over 105 million individuals in corporate America was discovered online. Referred to as "B2B USA Businesses", the list categorised email addresses by employer, providing information on individuals' job titles plus their work phone numbers and physical addresses. Read more about spam lists in HIBP.

Exposed data

Email addresses Employers Job titles Names Phone numbers Physical addresses

Recommended actions

  • Watch for targeted phishing emails referencing B2B USA Businesses โ€” attackers weaponise breach data quickly.
  • Stay alert for smishing (SMS phishing) and SIM-swap attempts using your phone number.
  • Exposed identity data raises identity-theft risk โ€” consider credit monitoring or a credit freeze.
  • Check whether your email address appears in this breach on haveibeenpwned.com.
Am I affected? Check whether your email address appears in this breach.
Check on HIBP