TAC Security Google MASA Partner
Mobile Application Security Assessment
Secure your mobile app with ADA-authorized MASA Assessor – TAC Security.
As an App Defense Alliance Authorized Lab, we are the trusted choice for MASA compliance, ensuring your app meets the highest security standards.
Why do I need this?
A mobile app listed on Google Play can showcase Google MASA Security in its Data Safety section, enhancing user trust and credibility.

Why TAC Security for your MASA Needs?
TAC Security is a trusted Google-Authorized MASA Assessor with extensive expertise in securing mobile apps. Our partnership with Google ensures you get the best support for MASA compliance. Here’s why you should choose us:
- Industry-leading turnaround time with a 100% success rate in assessments.
- Step-by-step guidance to help developers identify, address, and resolve vulnerabilities efficiently.
- Securing applications for 10,000+ premium clients monthly across diverse industries.
Tiering for the Developers
ESOF AppSec MASA L1
The L1 tier offers a one-time mobile application security assessment with a single revalidation cycle. It includes vulnerability analysis, remediation support, and a MASA certificate from TAC Security, a Google ADA MASA Assessor.
ESOF AppSec MASA L2
The L2 tier provides a one-time mobile application security assessment with unlimited revalidation cycles. It includes AI-powered analysis, full vulnerability remediation support, and a MASA certificate from TAC Security, ensuring your app’s compliance with Google’s security standards.
How would the process work in L1 Assessment?
- The lab will evaluate the public version of the app (available on the Play Store) using automation tools and provide a questionnaire for developers to confirm their compliance with a subset of MASA requirements.
- Once all issues are remediated the lab will submit a validation report to Google
How would the process work in L2 Assessment?
- The developer selects a TAC Security Authorized Assessor and signs an SOW with the assessor to initiate the process and pay for the assessment.
- The assessor downloads the APK file from the play store which is the public version of the app.
- The lab conducts the assessment scan and manual assessment on the application.
- We will give the developer a thorough report with pass/fail issues, screenshots of failed issues, and recommendations for fixing any issues that are discovered.
- The assessor validates that all failed issues are remediated and submits a validation report to Google.
- The developer can earn the Independent Security Review badge by answering “Yes” to the question, “Has your app (or library/SDK) been independently validated against an external global security standard?” in the Data Safety section of the Google Play Console.
Why TAC Security?
TAC Security is a Global Leader in Risk and Vulnerability Management with a 100% success rate for all its Google Security Assessments.

Vast Expertise
Our Experience across industries and geographies help us to understand every cybersecurity requirement and allows us to tailor every project.

ADA MASA Reporting
With a vast team size and quick turnaround time, we aim and ensure we can focus on each project in-depth and tend to produce the hightest quality results.

Validation Report
Validation Report to details helps us ease the process for you marginally as it reduces your time investment.
Know more about the App Defense Alliance and the Google MASA program.