ISOSOC2 Type 1SOC2 Type 2PCI DSSHIPAAGDPR

Cytek® Biosciences Inc. is a leading manufacturer and supplier of flow cytometry products and services. Cytek’s compact, affordable instruments and wide ranging support offerings are used by researchers and clinicians all over the world. Flow cytometry is a powerful analytical tool used for identifying and quantifying cellular characteristics on a cell-by-cell basis up to tens of thousands of cells per second. This technology is used in research and clinical studies with various biomedical and therapeutic applications such as investigating the role of the body’s immune system in fighting cancer, diagnosing leukemia and lymphoma, and detecting minimal residual disease in organ transplant patients. Flow cytometry has many advantages over traditional microscopy since it enables the analysis of a greater number of cells in a fraction of the time. At Cytek, we are focused on accelerating the adoption of flow cytometry for one simple reason: to fuel scientific discovery. We have leveraged our highly experienced, best-in-the-business team to bring forth an innovative new class of flow cytometry solutions. These solutions deliver deep biological insights at an affordable price, provide high-end capabilities, and bring simplified workflows to more researchers than ever before. As a company, we also seek to maintain high ethical standards and a culture that values honesty, integrity and transparency in all that we do. Company decisions are driven by what is right for scientific discovery and customer support. We are committed to our employees, to the environment in which we live and to the communities we serve worldwide. Cytek is headquartered in Fremont, California with branch offices and distribution channels across the globe. For more information, visit www.cytekbio.com.

Cytek Biosciences A.I CyberSecurity Scoring

Cytek Biosciences

Company Details

Linkedin ID:

cytek-biosciences

Employees number:

442

Number of followers:

32,301

NAICS:

541714

Industry Type:

Biotechnology Research

Homepage:

cytekbio.com

IP Addresses:

Scan still pending

Company ID:

CYT_2989721

Scan Status:

In-progress

AI scoreCytek Biosciences Risk Score (AI oriented)

Between 650 and 699

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Cytek Biosciences Biotechnology Research
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globalscoreCytek Biosciences Global Score (TPRM)

XXXX

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Cytek Biosciences Biotechnology Research
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Cytek Biosciences

Weak
Current Score
690
B (Weak)
01000
1 incidents
-62.0 avg impact

Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.

DECEMBER 2025
752
Breach
22 Dec 2025 • Cytek Biosciences and Inc.: Cytek Biosciences Data Breach Exposes Social Security Numbers
Cytek Biosciences Data Breach

**Cytek Biosciences Discloses Data Breach Exposing Sensitive Consumer and Employee Information** On December 22, 2025, Cytek Biosciences, a provider of flow cytometry equipment and solutions, reported a data breach that compromised a broad range of sensitive information. The incident was disclosed to the Massachusetts Attorney General, revealing that at least eight state residents were affected, though the full nationwide impact remains undisclosed. The breach exposed personally identifiable information (PII), including names, contact details, dates of birth, Social Security numbers, driver’s license and government-issued ID numbers, citizenship status, signatures, and financial account data. Additionally, protected health information (PHI), such as medical records, was accessed, along with Cytek employee account credentials. In response, Cytek is offering affected individuals 24 months of complimentary identity protection and credit monitoring through Experian IdentityWorks, which includes daily credit report monitoring, identity restoration support, and up to $1 million in identity theft insurance. Enrollment is available until April 30, 2026, without requiring a credit card. The company has also established a dedicated support line (833-918-1243) for inquiries, operating Monday through Friday from 8 a.m. to 8 p.m. Central Time. Given the exposure of highly sensitive data, including Social Security numbers and health records, affected individuals may consider additional protective measures, such as credit freezes or fraud alerts. The official notice provides guidance on these steps and contact details for major credit bureaus.

690
critical -62
CYT1766447891
Data Breach
Data Compromised: Personally identifiable information (PII) and protected health information (PHI) Identity Theft Risk: High Payment Information Risk: High
Third Party Assistance: Experian IdentityWorks (identity protection and credit monitoring services) Communication Strategy: Dedicated toll-free response line (833-918-1243), official notice with credit bureau instructions
Personally identifiable information (PII) Protected health information (PHI) Sensitivity Of Data: High Names Contact information (postal address, email address, phone number) Dates of birth Social Security numbers Driver’s license numbers Government-issued ID numbers Citizenship status Signatures Financial account and compensation information Employee account usernames and passwords
Regulatory Notifications: Disclosure to Massachusetts Attorney General
Enroll in complimentary identity protection and credit monitoring services Place a security freeze or fraud alert on credit files Regularly review account statements and credit reports for suspicious activity
Affected individuals encouraged to enroll in identity protection services and monitor accounts
NOVEMBER 2025
752
OCTOBER 2025
752
SEPTEMBER 2025
752
AUGUST 2025
752
JULY 2025
752
JUNE 2025
752
MAY 2025
752
APRIL 2025
752
MARCH 2025
752
FEBRUARY 2025
752
JANUARY 2025
752

Frequently Asked Questions

According to Rankiteo, the current A.I.-based Cyber Score for Cytek Biosciences is 690, which corresponds to a Weak rating.

According to Rankiteo, the A.I. Rankiteo Cyber Score for November 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for October 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for September 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for August 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for July 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for June 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for May 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for April 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for March 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for February 2025 was 752.

According to Rankiteo, the A.I. Rankiteo Cyber Score for January 2025 was 752.

Over the past 12 months, the average per-incident point impact on Cytek Biosciences’s A.I Rankiteo Cyber Score has been -62.0 points.

You can access Cytek Biosciences’s cyber incident details on Rankiteo by visiting the following link: https://www.rankiteo.com/company/cytek-biosciences.

You can find the summary of the A.I Rankiteo Risk Scoring methodology on Rankiteo by visiting the following link: Rankiteo Algorithm.

You can view Cytek Biosciences’s profile page on Rankiteo by visiting the following link: https://www.rankiteo.com/company/cytek-biosciences.

With scores of 18.5/20 from OpenAI ChatGPT, 20/20 from Mistral AI, and 17/20 from Claude AI, the A.I. Rankiteo Risk Scoring methodology is validated as a market leader.