
California Department of Public Health Company Cyber Security Posture
ca.govAt California Department of Public Health (CDPH), our mission is to advance the health and well-being of California's diverse people and communities. Through the leadership of Director Tomรกs J. Aragรณn, MD, DrPH, and State Epidemiologist Erica Pan, MD, MPH, we strive to be the best at getting better and becoming a learning, healing and impactful organization. CDPH includes centers, divisions and offices that administer more than 200 programs and services that range from infectious disease control and prevention to laboratory services, environmental health, food safety, emergency preparedness, health equity, vital records and statistics, and more. These programs and services, implemented in collaboration with local health departments and state, federal and community partners, impact the lives of every Californian and visitor to the state 24 hours a day, seven days a week. Learn more at http://www.cdph.ca.gov
CDPH Company Details
california-department-of-public-health
3875 employees
77822.0
923
Public Health
ca.gov
Scan still pending
CAL_2920280
In-progress

Between 900 and 1000
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.

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California Department of Public Health Company Scoring based on AI Models
Model Name | Date | Description | Current Score Difference | Score |
---|---|---|---|---|
AVERAGE-Industry | 03-12-2025 | This score represents the average cybersecurity rating of companies already scanned within the same industry. It provides a benchmark to compare an individual company's security posture against its industry peers. | N/A | Between 900 and 1000 |
California Department of Public Health Company Cyber Security News & History
Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
---|---|---|---|---|---|---|---|
California Department of Public Health | Breach | 100 | 4 | 11/2021 | CAL184124422 | Link | |
Rankiteo Explanation : Attack with significant impact with customers data leaksDescription: The sensitive medical information of citizens of California was exposed by a misconfigured database managed by the California Department of Public Health. The misconfiguration resulted from an error made by a third-party contractor and led to the breach of names, dates of birth, addresses, and Covid-19-related health information of the citizens. The department set up a dedicated call center to help out the people of California affected by the breach. | |||||||
California Department of Justice | Breach | 80 | 4 | 06/2022 | CAL234911022 | Link | |
Rankiteo Explanation : Attack with significant impact with customers data leaksDescription: The California Department of Justiceโs 2022 Firearms Dashboard Portal accidentally went live with publicly-accessible files that include identifying information of California gun owners. The leaked information included the personโs full name, race, home address, date of birth, and date their permit was issued. The investigation revealed that the leaked files included home addresses, full names, and dates of birth for all seven custodial officers, 63 people with a place of employment permit, and 420 reserve officers. However, the leaked information was soon removed by the department. | |||||||
California Department of Motor Vehicles | Data Leak | 50 | 2 | 11/2019 | CAL9230423 | Link | |
Rankiteo Explanation : Attack limited on finance or reputationDescription: Seven government agencies now have access to some drivers' Social Security numbers thanks to a data breach at the California Department of Motor Vehicles. According to the organisation, the breach had an impact on 3,200 people for at least the previous four years. The DMV says that it was not hacked and that no private persons or organisations received the information. According to the DMV, steps were taken right away to fix the access issue and make sure that no further private information was leaked. | |||||||
California Department of Finance | Ransomware | 100 | 4 | 12/2022 | CAL2251141222 | Link | |
Rankiteo Explanation : Attack with significant impact with customers data leaksDescription: The Finance Department for the state of California was a recent target of Lockbit, the notorious Russian-linked ransomware group. The group allegedly posted on the dark web to threaten them that if the ransom demands arenโt met by December 24, they will leak the stolen data. The hackers also published online the number of directories and files that contained over 246,000 files and over 114,000 folders totalling 75.3GB of data, as displayed in the properties dialogue. However, an initial access broker (IAB) was offering a way past the departmentโs cyber defences for $30,000 per breached server. |
California Department of Public Health Company Subsidiaries

At California Department of Public Health (CDPH), our mission is to advance the health and well-being of California's diverse people and communities. Through the leadership of Director Tomรกs J. Aragรณn, MD, DrPH, and State Epidemiologist Erica Pan, MD, MPH, we strive to be the best at getting better and becoming a learning, healing and impactful organization. CDPH includes centers, divisions and offices that administer more than 200 programs and services that range from infectious disease control and prevention to laboratory services, environmental health, food safety, emergency preparedness, health equity, vital records and statistics, and more. These programs and services, implemented in collaboration with local health departments and state, federal and community partners, impact the lives of every Californian and visitor to the state 24 hours a day, seven days a week. Learn more at http://www.cdph.ca.gov
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CDPH Cyber Security News
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California doctors struggle to make payroll one month after ransomware attack
A cyber attack crippled claims processing nationwide, forcing doctors and hospitals to forgo payments and risk medical supply shortages.
California Department of Public Health Issues New Order Revising COVID-19 Definitions and Procedures
On January 9, 2024, the California Department of Public Health (CDPH) issued an order addressing COVID-19 disease control and prevention. Theย ...
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The new regulations specify the reporting requirements health care facilities must follow for medical information breaches.
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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
CDPH CyberSecurity History Information
How many cyber incidents has CDPH faced?
Total Incidents: According to Rankiteo, CDPH has faced 4 incidents in the past.
What types of cybersecurity incidents have occurred at CDPH?
Incident Types: The types of cybersecurity incidents that have occurred incidents Breach, Data Leak and Ransomware.
How does CDPH detect and respond to cybersecurity incidents?
Detection and Response: The company detects and responds to cybersecurity incidents through containment measures with Steps were taken right away to fix the access issue and recovery measures with Dedicated call center set up to help affected individuals.
Incident Details
Can you provide details on each incident?

Incident : Data Breach
Title: California DMV Data Breach
Description: Seven government agencies now have access to some drivers' Social Security numbers thanks to a data breach at the California Department of Motor Vehicles.
Type: Data Breach

Incident : Ransomware
Title: Ransomware Attack on California Finance Department
Description: The Finance Department for the state of California was targeted by Lockbit, a Russian-linked ransomware group. The group threatened to leak stolen data if ransom demands weren't met by December 24. The hackers published details of the stolen data, including 246,000 files and 114,000 folders totaling 75.3GB. An initial access broker was offering access to the department's cyber defenses for $30,000 per breached server.
Type: Ransomware
Threat Actor: Lockbit
Motivation: Financial

Incident : Data Leak
Title: California Department of Justice Firearms Dashboard Portal Data Leak
Description: The California Department of Justiceโs 2022 Firearms Dashboard Portal accidentally went live with publicly-accessible files that include identifying information of California gun owners. The leaked information included the personโs full name, race, home address, date of birth, and date their permit was issued. The investigation revealed that the leaked files included home addresses, full names, and dates of birth for all seven custodial officers, 63 people with a place of employment permit, and 420 reserve officers. However, the leaked information was soon removed by the department.
Type: Data Leak

Incident : Data Breach
Title: California Department of Public Health Data Breach
Description: The sensitive medical information of citizens of California was exposed by a misconfigured database managed by the California Department of Public Health. The misconfiguration resulted from an error made by a third-party contractor and led to the breach of names, dates of birth, addresses, and Covid-19-related health information of the citizens. The department set up a dedicated call center to help out the people of California affected by the breach.
Type: Data Breach
Attack Vector: Misconfigured Database
Vulnerability Exploited: Error by a third-party contractor
What are the most common types of attacks the company has faced?
Common Attack Types: The most common types of attacks the company has faced is Breach.
Impact of the Incidents
What was the impact of each incident?

Incident : Data Breach CAL9230423
Data Compromised: Social Security numbers

Incident : Ransomware CAL2251141222
Data Compromised: 246,000 files and 114,000 folders totaling 75.3GB

Incident : Data Leak CAL234911022
Data Compromised: full name, race, home address, date of birth, date their permit was issued

Incident : Data Breach CAL184124422
Data Compromised: names, dates of birth, addresses, Covid-19-related health information
What types of data are most commonly compromised in incidents?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Social Security numbers, full name, race, home address, date of birth, date their permit was issued, names, dates of birth, addresses and Covid-19-related health information.
Which entities were affected by each incident?

Incident : Data Breach CAL9230423
Entity Type: Government Agency
Industry: Government
Location: California, USA
Customers Affected: 3200

Incident : Ransomware CAL2251141222
Entity Type: Government
Industry: Public Administration
Location: California

Incident : Data Leak CAL234911022
Entity Type: Government
Industry: Public Administration
Location: California

Incident : Data Breach CAL184124422
Entity Type: Government Agency
Industry: Healthcare
Location: California
Customers Affected: Citizens of California
Response to the Incidents
What measures were taken in response to each incident?

Incident : Data Breach CAL9230423
Containment Measures: Steps were taken right away to fix the access issue

Incident : Data Breach CAL184124422
Recovery Measures: Dedicated call center set up to help affected individuals
Data Breach Information
What type of data was compromised in each breach?

Incident : Data Breach CAL9230423
Type of Data Compromised: Social Security numbers
Number of Records Exposed: 3200
Sensitivity of Data: High
Personally Identifiable Information: Social Security numbers

Incident : Ransomware CAL2251141222
Number of Records Exposed: 246,000 files and 114,000 folders
Data Exfiltration: Yes

Incident : Data Leak CAL234911022
Type of Data Compromised: full name, race, home address, date of birth, date their permit was issued
Sensitivity of Data: High
Personally Identifiable Information: True

Incident : Data Breach CAL184124422
Type of Data Compromised: names, dates of birth, addresses, Covid-19-related health information
Sensitivity of Data: High
Personally Identifiable Information: Yes
How does the company handle incidents involving personally identifiable information (PII)?
Handling of PII Incidents: The company handles incidents involving personally identifiable information (PII) through was Steps were taken right away to fix the access issue.
Ransomware Information
Was ransomware involved in any of the incidents?
How does the company recover data encrypted by ransomware?
Data Recovery from Ransomware: The company recovers data encrypted by ransomware through Dedicated call center set up to help affected individuals.
Post-Incident Analysis
What were the root causes and corrective actions taken for each incident?

Incident : Data Breach CAL184124422
Root Causes: Misconfiguration by a third-party contractor
Additional Questions
General Information
Who was the attacking group in the last incident?
Last Attacking Group: The attacking group in the last incident was an Lockbit.
Impact of the Incidents
What was the most significant data compromised in an incident?
Most Significant Data Compromised: The most significant data compromised in an incident were Social Security numbers, 246,000 files and 114,000 folders totaling 75.3GB, full name, race, home address, date of birth, date their permit was issued, names, dates of birth, addresses and Covid-19-related health information.
Response to the Incidents
What containment measures were taken in the most recent incident?
Containment Measures in Most Recent Incident: The containment measures taken in the most recent incident was Steps were taken right away to fix the access issue.
Data Breach Information
What was the most sensitive data compromised in a breach?
Most Sensitive Data Compromised: The most sensitive data compromised in a breach were Social Security numbers, 246,000 files and 114,000 folders totaling 75.3GB, full name, race, home address, date of birth, date their permit was issued, names, dates of birth, addresses and Covid-19-related health information.
What was the number of records exposed in the most significant breach?
Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 360.3K.
What Do We Measure?
Every week, Rankiteo analyzes billions of signals to give organizations a sharper, faster view of emerging risks. With deeper, more actionable intelligence at their fingertips, security teams can outpace threat actors, respond instantly to Zero-Day attacks, and dramatically shrink their risk exposure window.
These are some of the factors we use to calculate the overall score:
Identify exposed access points, detect misconfigured SSL certificates, and uncover vulnerabilities across the network infrastructure.
Gain visibility into the software components used within an organization to detect vulnerabilities, manage risk, and ensure supply chain security.
Monitor and manage all IT assets and their configurations to ensure accurate, real-time visibility across the company's technology environment.
Leverage real-time insights on active threats, malware campaigns, and emerging vulnerabilities to proactively defend against evolving cyberattacks.
