Metropolitan Area Planning Council (MAPC)

Metropolitan Area Planning Council (MAPC)

Data Breach on December 23, 2023
Data Breach Report
Victimmapc.org
Claimed ByLockBit
Date DiscoveredDec 23, 2023
DescriptionThe Metropolitan Area Planning Council is a regional planning agency serving the people who live and work in the 101 cities and towns of Metropolitan Boston.
Leak SizeUnknown

Credential Exposure for mapc.org

We've indexed 77 @mapc.org accounts from external breaches, plus 1 credentials for mapc.org itself.

Last checked Aug 31, 2026

@mapc.org addresses from external breaches
Third-party breaches74 accounts · across 32 breaches · 63 with a plaintext password · most recent Aug 18, 2024
Combo lists15 accounts · most recent Jul 14, 2026
Passwords for mapc.org accounts
Combo lists1 logins · most recent Jul 29, 2026
Infostealer logs1 logins · 2 infected devices · most recent Jun 29, 2026

Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.

Is your organization next?

Metropolitan Area Planning Council (MAPC) was breached. Check if your company's credentials have been exposed in this or other data breaches.

Check your exposure →

Continuous dark web monitoring alerts you when we find leaked credentials or session tokens for your company.