Ken 剣
Head Of Mobile Vulnerability Research at Malicious Erection LLC
Tokyo, Japan
Summary
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RockstarKen 剣 is a mobile security leader with nine years of hands-on experience uncovering and exploiting vulnerabilities across Android and mobile platforms, now heading Mobile Vulnerability Research in Tokyo. He combines deep technical skill—evidenced by contributions to the prominent drozer Android security framework—with practical leadership from founding and running his own security consultancy. Ken’s career spans consulting and principal roles at global firms where he helped build offices, scale testing practices, and deliver high-impact assessments for enterprise clients. Comfortable shipping tools and exploits as well as advising stakeholders, he bridges offensive research with operational security improvements. A gamer at heart, he channels curiosity and competitive play into creative research approaches that surface non-obvious attack vectors.
9 years of coding experience
9 years of employment as a software developer
English, Japanese
Github Skills (7)
mobile10
javas10
android10
java10
security10
pentest9
pentesting9
Programming languages (5)
Github contributions (5)
WithSecureLabs/drozer
Nov 2020 - Aug 2022
The Leading Security Assessment Framework for Android.
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:3 releases, 8 reviews, 29 commits in 1 year 9 months
Contributions summary:Ken primarily contributed to the `drozer` framework, specifically focusing on enhancing its Android-specific functionalities. Their work involved extending the capabilities of the framework to handle parcelable URIs and intents, as well as adding support for various data types within intent extras. Furthermore, the user updated the console session, including displaying version information and providing useful help text for using the new functionalities, demonstrating strong skills in Android security testing framework development.
securityandroidpentestingmobilejava
MaliciousErection/YayPentestMagiskModuleYay
May 2023 - Mar 2025
Contributions:12 releases, 13 pushes, 1 branch in 1 year 10 months
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