Patents


    1. Additive Homomorphic Encryption and Decryption Method based on the co-ACD Problem and Apparatus using the Same
      Applicant: Korea Smart Authentication Corp.
      Inventor: Jung Hee Cheon, Jae Hong Seo, and Hyung Tae Lee
      Korean Patent Application Number: KR10-2014-0098808 (2014.08)

    2. Computation Method of Encrypted Data using Homomorphic Encryption and Pairing-based Encryption and Server using the Same
      Applicant: SNU R&DB Foundation.
      Inventor: Jung Hee Cheon, Taechan Kim, and Hyung Tae Lee
      Korean Patent Registration Number: KR10-1618941-0000 (2016.04)

    3. Method and System for ID-based Encryption and Decryption
      Applicant: SAMSUNG SDS Co., Ltd., SNU R&DB Foundation.
      Inventor: HyoJin Yoon, Jung Hee Cheon, Seon Young Lee, Hyung Tae Lee, and Jung Hoon Sohn
      Korean Patent Registration Number: KR10-1493212-0000 (2015.02)
      US Patent Registration Number: US 9,379,891 (2016.06)

    4. ID-based Additive Homomorphic Encryption Method
      Applicant: SNU R&DB Foundation, SAMSUNG SDS Co., Ltd.
      Inventor: Jung Hee Cheon and Hyung Tae Lee
      Korean Patent Registration Number: KR10-1327980-0000 (2013.11)

    5. Method of Solving a Discrete Logarithm Problem using Pre-computation Table and Apparatus Thereof
      Applicant: SAMSUNG SDS Co., Ltd., SNU R&DB Foundation.
      Inventor: Hyung Tae Lee, Jung Hee Cheon, and Jin Hong
      Korean Patent Registration Number: KR10-1166129-0000 (2012.07)
      US Patent Registration Number: US 9,077,536 (2015.07)