Comparison Overview

Blue Cross Blue Shield of Michigan

VS

Aviva

Blue Cross Blue Shield of Michigan

600 E Lafayette Blvd, Detroit, 48226, US
Last Update: 2026-04-03
Between 750 and 799

Blue Cross Blue Shield of Michigan is a nonprofit corporation and an independent licensee of the Blue Cross and Blue Shield Association. BCBSM's commitment to Michigan is what differentiates it from other health insurance companies doing business in the state. That mission has never changed. Nearly 70 years ago, Blue Cross Blue Shield of Michigan started with a purpose to provide people with the security of knowing they have health care when they need it. Today, that nonprofit mission is the same and the company is accomplishing it in many ways, including: Offering access to health care coverage for everyone, regardless of circumstances Never dropping your coverage for health reasons Partnering with the state to cover more than 32,000 children through MIChild Providing financial support to 30 free clinics statewide Contributing more money than any other company to provide Michigan with better health and health care Advocating and educating through Alliance for Advancing Nonprofit Health Care For more on the history of BCBSM, please visit our section on historical highlights: http://www.bcbsm.com/home/bcbsm/1930.shtml

NAICS: 524
NAICS Definition: Insurance Carriers and Related Activities
Employees: 10,365
Subsidiaries: 2
12-month incidents
0
Known data breaches
0
Attack type number
0

Aviva

80 Fenchurch Street, London, EC3M 4AE, , GB
Last Update: 2026-04-02
Between 750 and 799

💛 We're a leading Insurance, Wealth & Retirement business. 📣 Follow for #LifeAtAviva. Aviva is nothing without our people. Living up to our purpose to be with you today for a better tomorrow applies to those we work with just as much as it does to our customers. We want Aviva to be a place where people can be themselves, and we want our workforce to reflect the customers and communities we serve. This means offering market-leading benefits and challenging ourselves to do more to build a workplace – and society – that works for all. It takes you. It takes Aviva.

NAICS: 524
NAICS Definition: Insurance Carriers and Related Activities
Employees: 26,133
Subsidiaries: 9
12-month incidents
0
Known data breaches
0
Attack type number
1

Compliance Badges Comparison

Security & Compliance Standards Overview

https://images.rankiteo.com/companyimages/blue-cross-blue-shield-of-michigan.jpeg
Blue Cross Blue Shield of Michigan
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
https://images.rankiteo.com/companyimages/aviva-plc.jpeg
Aviva
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
Compliance Summary
Blue Cross Blue Shield of Michigan
100%
Compliance Rate
0/4 Standards Verified
Aviva
0%
Compliance Rate
0/4 Standards Verified

Benchmark & Cyber Underwriting Signals

Incidents vs Insurance Industry Average (This Year)

No incidents recorded for Blue Cross Blue Shield of Michigan in 2026.

Incidents vs Insurance Industry Average (This Year)

No incidents recorded for Aviva in 2026.

Incident History — Blue Cross Blue Shield of Michigan (X = Date, Y = Severity)

Blue Cross Blue Shield of Michigan cyber incidents detection timeline including parent company and subsidiaries

Incident History — Aviva (X = Date, Y = Severity)

Aviva cyber incidents detection timeline including parent company and subsidiaries

Notable Incidents

Last 3 Security & Risk Events by Company

https://images.rankiteo.com/companyimages/blue-cross-blue-shield-of-michigan.jpeg
Blue Cross Blue Shield of Michigan
Incidents

No Incident

https://images.rankiteo.com/companyimages/aviva-plc.jpeg
Aviva
Incidents

Date Detected: 05/2014
Type:Cyber Attack
Attack Vector: Phishing, Social Engineering
Motivation: Revenge
Blog: Blog

FAQ

Aviva company demonstrates a stronger AI Cybersecurity Score compared to Blue Cross Blue Shield of Michigan company, reflecting its advanced cybersecurity posture governance and monitoring frameworks.

Aviva company has historically faced a number of disclosed cyber incidents, whereas Blue Cross Blue Shield of Michigan company has not reported any.

In the current year, Aviva company and Blue Cross Blue Shield of Michigan company have not reported any cyber incidents.

Neither Aviva company nor Blue Cross Blue Shield of Michigan company has reported experiencing a ransomware attack publicly.

Neither Aviva company nor Blue Cross Blue Shield of Michigan company has reported experiencing a data breach publicly.

Aviva company has reported targeted cyberattacks, while Blue Cross Blue Shield of Michigan company has not reported such incidents publicly.

Neither Blue Cross Blue Shield of Michigan company nor Aviva company has reported experiencing or disclosing vulnerabilities publicly.

Neither Blue Cross Blue Shield of Michigan nor Aviva holds any compliance certifications.

Neither company holds any compliance certifications.

Aviva company has more subsidiaries worldwide compared to Blue Cross Blue Shield of Michigan company.

Aviva company employs more people globally than Blue Cross Blue Shield of Michigan company, reflecting its scale as a Insurance.

Neither Blue Cross Blue Shield of Michigan nor Aviva holds SOC 2 Type 1 certification.

Neither Blue Cross Blue Shield of Michigan nor Aviva holds SOC 2 Type 2 certification.

Neither Blue Cross Blue Shield of Michigan nor Aviva holds ISO 27001 certification.

Neither Blue Cross Blue Shield of Michigan nor Aviva holds PCI DSS certification.

Neither Blue Cross Blue Shield of Michigan nor Aviva holds HIPAA certification.

Neither Blue Cross Blue Shield of Michigan nor Aviva holds GDPR certification.

Latest Global CVEs (Not Company-Specific)

Description

Hirschmann EagleSDV version 05.4.01 prior to 05.4.02 contains a denial-of-service vulnerability that causes the device to crash during session establishment when using TLS 1.0 or TLS 1.1. Attackers can trigger a crash by initiating TLS connections with these protocol versions to disrupt service availability.

Risk Information
cvss3
Base: 7.5
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
cvss4
Base: 8.7
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

The stored API keys in temporary browser client is not marked as protected allowing for JavScript console or other errors to allow for extraction of the encryption credentials.

Description

XSS vulnerability in cveInterface.js allows for inject HTML to be passed to display, as cveInterface trusts input from CVE API services

Description

Multiple reflected cross-site scripting (XSS) vulnerabilities in the login.php endpoint of Interzen Consulting S.r.l ZenShare Suite v17.0 allows attackers to execute arbitrary Javascript in the context of the user's browser via a crafted URL injected into the codice_azienda and red_url parameters.

Description

A reflected cross-site scripting (XSS) vulnerability in the login_newpwd.php endpoint of Interzen Consulting S.r.l ZenShare Suite v17.0 allows attackers to execute arbitrary Javascript in the context of the user's browser via a crafted URL injected into the codice_azienda parameter.