A
FIELD 001Android security
Reverse engineering, deep links, WebViews, exported components and the trust relationships between a mobile client and its backend.
View research ↗APPLICATION SECURITY RESEARCH
Independent research.
Responsible disclosure.
Safer software.
MDP Secure investigates high-impact vulnerabilities in Android applications, web platforms, APIs and the cloud services behind them.
MANUAL RESEARCHVERIFIED IMPACTRESPONSIBLE DISCLOSUREPRACTICAL REMEDIATION
RESEARCH IMPACT
Evidence over assumptions.
Findings are manually validated, documented with clear impact and disclosed through established channels.
203Reports
submitted
submitted
70Critical
findings
findings
64High severity
findings
findings
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THE MISSION
Expose the gaps that put people and products at risk.
Security failures often appear between the documented design and the system that actually shipped. Independent research tests that difference.
By following trust from a mobile application through its APIs, identity layer and infrastructure, MDP Secure identifies vulnerabilities that isolated or automated testing frequently misses.
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FIELDS OF RESEARCH
Research across the complete application ecosystem.
W
FIELD 002Web and APIs
Authorization failures, account takeover chains, injection, server-side request forgery and complex business logic abuse.
View research ↗C
FIELD 003Cloud and identity
IAM, exposed infrastructure, credential paths and the architectural assumptions that transform weaknesses into system-wide impact.
View research ↗03 / 03
RESEARCH PRINCIPLES
How the work is conducted.
High-quality security research requires more than technical ability. It requires restraint, clarity and a genuine focus on reducing risk.
Work within scope
Testing follows the rules and boundaries defined by each program or engagement.
Validate responsibly
Impact is proven with the minimum access and interaction needed to establish the finding.
Report with clarity
Each issue is documented so engineering teams can reproduce, understand and remediate it.
Protect people
Sensitive data is handled carefully, with user safety prioritized throughout the process.
MDPRESEARCHER / BUILDER / OPERATOR
ABOUT THE RESEARCHER
Technical depth shaped by real operating experience.
Marius du Preez is a full-time security researcher specializing in Android and web security. Eight years in cloud infrastructure provide architectural context; more than nine years building businesses provide a practical understanding of products, payments and operational risk.
Full profile and research archive →CONTACT / COLLABORATION
Make the next system safer.
Available for selected penetration testing, security consulting and focused application research engagements.
hello@mdpsecure.org ↗