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Clean Harbors

Clean Harbors Vendor Cyber Rating & Cyber Score

cleanharbors.com
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ISO 27001
SOC 2 Type 1
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Clean Harbors is North America’s leading provider of environmental and industrial services. The Company serves a diverse customer base, including a majority of Fortune 500 companies. Its customer base spans a number of industries, including chemical, and manufacturing, as well as numerous government agencies. These customers rely on Clean Harbors to deliver a broad range of services such as end-to-end hazardous waste management, emergency spill response, industrial cleaning and maintenance, and recycling services. Through its Safety-Kleen subsidiary, Clean Harbors also is North America’s largest re-refiner and recycler of used oil and a leading provider of parts washers and environmental services to commercial, industrial and automotive


Clean Harbors A.I CyberSecurity Scoring

Incident Details
Clean Harbors
Company Information
Website:http://www.cleanharbors.com
Employees number:12,928
Number of followers:130,139
NAICS:54162
Industry Type:Environmental Services
Homepage:cleanharbors.com
Cyber Premium EstimationGet Supply Chain
Clean Harbors Risk Score (AI oriented)
Between 750 and 799
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Clean HarborsEnvironmental Services
Updated:
30/03/2026
771/1000
Fair
Baa
AaaAaABaaBaBCaaCaC
Powered by our proprietary A.I cyber incident model
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Clean Harbors Global Score (TPRM)
xxxx
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Clean HarborsEnvironmental Services
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Clean Harbors
Clean HarborsFair
Current Score
771Baa (FAIR)
01000
1 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JULY 2026
773Before Incident
JUNE 2026
773Before Incident
MAY 2026
774Before Incident
APRIL 2026
774Before Incident
MARCH 2026
771Before Incident
FEBRUARY 2026
771Before Incident
JANUARY 2026
771Before Incident
DECEMBER 2025
771Before Incident
NOVEMBER 2025
770Before Incident
OCTOBER 2025
770Before Incident
SEPTEMBER 2025
770Before Incident
AUGUST 2025
769Before Incident
AUGUST 2020
788Before Incident
Breach
27 Aug 2020 • Clean Harbors
Clean Harbors Inc.

Data Breach at Clean Harbors Inc.

733After Incident
CRITICAL-55
CLE515072625
The Maine Office of the Attorney General reported a data breach involving Clean Harbors Inc. on December 15, 2020, stemming from an external hacking incident between August 27, 2020, and September 2, 2020. The breach potentially affected 772 individuals, including the exposure of Social Security numbers, and identity theft protection services were offered to those impacted.
INCIDENT DETAILS -
TYPE
Data Breach
IMPACT
Social Security numbersIdentity Theft Risk: High
DATA BREACH
Social Security numbersSensitivity Of Data: HighPersonally Identifiable Information: Social Security numbers
REFERENCES
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