AECOM

AECOM

Data Breach on September 18, 2026
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Data Breach Report
Victimaecom.com
Claimed ByBrainCipher
Date DiscoveredSep 18, 2026
DescriptionAECOM is an infrastructure consulting and engineering company based in the USA (Texas), providing planning, design, engineering, program management, and infrastructure services worldwide.
Leak Size670GB

Credential Exposure for aecom.com

We've indexed 28,010 @aecom.com accounts from external breaches, plus 6,636 credentials for aecom.com itself.

Last checked Nov 1, 2026

@aecom.com addresses from external breaches
Combo lists17,768 accounts · most recent Nov 1, 2026
Third-party breaches14,759 accounts · across 1003 breaches · 13,243 with a plaintext password · most recent Oct 23, 2026
Passwords for aecom.com accounts
Combo lists3,651 logins · most recent Nov 1, 2026
Infostealer logs3,106 logins · 2,588 infected devices · most recent Nov 1, 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.

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