SCI A.I CyberSecurity Scoring
SCI
Company Information
Website:http://www.sumnercom.com/
Employees number:20
Number of followers:571
NAICS:425
Industry Type:Internet Marketplace Platforms
Homepage:sumnercom.com
SCI Risk Score (AI oriented)
Between 750 and 799
SCIInternet Marketplace Platforms
Updated:
30/03/2026
30/03/2026
751/1000
Fair
Baa
SCI Global Score (TPRM)
xxxx
SCIInternet Marketplace Platforms
Score locked

SCIFair
Current Score
751Baa (FAIR)
01000
1 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JULY 2026
752
JUNE 2026
752
MAY 2026
751
APRIL 2026
751
MARCH 2026
751
FEBRUARY 2026
751
JANUARY 2026
751
DECEMBER 2025
751
NOVEMBER 2025
751
OCTOBER 2025
751
SEPTEMBER 2025
751
AUGUST 2025
751
MAY 2019
753
Cyber Attack
01 May 2019 • SCI
Sumner Communications, Inc.
Sumner Communications, Inc. Data Breach
731
HIGH-22
SUM831072625
The Maine Office of the Attorney General reported a data breach by Sumner Communications, Inc. on July 11, 2022. The breach occurred between May 9, 2019, and April 13, 2022, and was discovered on June 22, 2022. The incident involved an external system breach (hacking) that potentially affected 200 individuals' payment card information.
INCIDENT DETAILS -
TYPE
IMPACT
DATA BREACH
REFERENCES
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