Haim Cohen

Title: Haim Cohen: Innovator in Secure System Service Routines

Introduction

Haim Cohen is a notable inventor based in Bothell, WA (US). He has made significant contributions to the field of technology, particularly in the area of system service routines. His innovative approach has led to the development of a unique patent that enhances security within operating systems.

Latest Patents

Haim Cohen holds a patent for a "Securely redirecting system service routines." This invention focuses on securely redirecting a system service routine via a provider service table. The service call provider is loaded within an operating system executing in a lower trust security zone. The service call provider comprises metadata indicating a system service routine to be redirected to the service call provider. Based on the metadata, a provider service table is built within a higher trust security zone. The service table redirects the system service routine to the service call provider. Memory page(s) associated with the provider service table are hardware protected, and a read-only view is exposed to the operating system. The provider service table is associated with a user-mode process. A service call for a particular system service routine is received by the operating system from the user-mode process, and based on the provider service table being associated with the user-mode process, the service call is directed to the service call provider.

Career Highlights

Haim Cohen is currently employed at Microsoft Technology Licensing, LLC, where he continues to innovate and contribute to advancements in technology. His work focuses on enhancing the security and efficiency of operating systems, making them more reliable for users.

Collaborations

Haim has collaborated with notable colleagues such as Graham John Harper and Mehmet Iyigun. Their combined expertise has fostered an environment of innovation and creativity within their projects.

Conclusion

Haim Cohen's contributions to the field of technology, particularly through his patent on securely redirecting system service routines, highlight his role as an influential inventor. His work at Microsoft Technology Licensing, LLC, along with his collaborations, continues to pave the way for advancements in system security.