Location History:
- Adumim, IL (2012 - 2014)
- Maale Adumin, IL (2015)
- Maale Adumim, IL (2015 - 2021)
- Givatayim, IL (2020 - 2021)
Company Filing History:
5 out of 13 
4 out of 3,547 
2 out of 20,425 
Years Active: 2012-2021
Title: **Leonid Dorrendorf: Innovator in Cryptography and Trust Management**
Introduction
Leonid Dorrendorf is a prominent inventor based in Maale Adumim, Israel, known for his significant contributions to the fields of cryptography and electronic device trust management. With a total of 12 patents to his name, Dorrendorf has made remarkable strides in optimizing security technologies for modern applications.
Latest Patents
Among his latest innovations is an inventive method titled "Efficient Unified Hardware Implementation of Multiple Ciphers." This method enhances the efficiency of hardware implementations for various symmetric ciphers by using a unified substitution box (SBOX). Such technology allows for the execution of multiple cipher operations within a single hardware block, supplemented by smaller blocks for unique operations related to each cipher type.
Another notable patent is the "System, Device, and Method of Managing Trustworthiness of Electronic Devices.” This invention focuses on the reliability of Internet of Things (IoT) devices by enabling them to transmit data to querying devices. These devices utilize a trust-management server to evaluate and report on the trustworthiness of IoT devices, ensuring enhanced security through comprehensive trustworthiness reports.
Career Highlights
Dorrendorf's innovative journey includes significant roles at reputed companies such as Safend Ltd. and Arm Limited. His work in these organizations has allowed him to develop solutions that bridge the gap between cryptography and trust management in electronic devices.
Collaborations
Throughout his career, Dorrendorf has collaborated with notable professionals, including Pavel Berengoltz and Zeev Geyzel. These partnerships have contributed to enriching his work and expanding the impact of his inventions within the tech community.
Conclusion
Leonid Dorrendorf is a visionary inventor whose contributions continue to shape the future of encryption and trust management in electronic devices. As technology evolves, his patents serve as crucial advancements ensuring the security and efficiency of modern communications.