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Middlefield Bank

Middlefield Bank Vendor Cyber Rating & Cyber Score

middlefieldbank.bank

Since our founding in 1901, Middlefield Bank is dedicated to providing a professional and friendly banking experience with specialized financial products built to fulfill our customer’s needs. Our services include Checking, Savings, CDs and IRAs, Consumer Lending, Online/Mobile Banking, Commercial Banking, Commercial Lending and many more. Please follow our business page, as well as our links on Facebook, Twitter, and Instagram to learn how we can assist your personal and business banking, mortgage and commercial lending, and investment services needs and for updates on career opportunities.


Middlefield Bank A.I CyberSecurity Scoring

Middlefield Bank
Company Information
Website:https://www.middlefieldbank.bank/
Employees number:140
Number of followers:1,203
NAICS:52211
Industry Type:Banking
Homepage:middlefieldbank.bank
Middlefield Bank Risk Score (AI oriented)
Between 700 and 749
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Middlefield BankBanking
Updated:
29/03/2026
718/1000
Moderate
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Powered by our proprietary A.I cyber incident model
Insurance prefers TPRM score to calculate premium
Middlefield Bank Global Score (TPRM)
xxxx
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Middlefield BankBanking
•••
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Findings

Middlefield Bank
Middlefield BankModerate
Current Score
718Ba (MODERATE)
01000
1 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JULY 2026
720Before Incident
JUNE 2026
720Before Incident
MAY 2026
719Before Incident
APRIL 2026
718Before Incident
MARCH 2026
718Before Incident
FEBRUARY 2026
717Before Incident
JANUARY 2026
717Before Incident
DECEMBER 2025
716Before Incident
NOVEMBER 2025
715Before Incident
OCTOBER 2025
714Before Incident
SEPTEMBER 2025
714Before Incident
AUGUST 2025
713Before Incident
APRIL 2023
751Before Incident
Breach
11 Apr 2023Middlefield Bank
The Middlefield Banking Company

Data Breach at The Middlefield Banking Company

683After Incident
MEDIUM-68
MID720080525
The California Office of the Attorney General reported a data breach involving The Middlefield Banking Company on December 21, 2023. The breach occurred between April 11, 2023, and April 12, 2023, potentially compromising individuals' names, dates of birth, and passport numbers, but the number of individuals affected is unknown.
INCIDENT DETAILS -
TYPE
Data Breach
IMPACT
namesdates of birthpassport numbers
DATA BREACH
namesdates of birthpassport numbers

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