17830985. DEVICE FOR SUPPORTING HOMOMORPHIC ENCRYPTION OPERATION AND OPERATING METHOD THEREOF simplified abstract (SAMSUNG ELECTRONICS CO., LTD.)

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DEVICE FOR SUPPORTING HOMOMORPHIC ENCRYPTION OPERATION AND OPERATING METHOD THEREOF

Organization Name

SAMSUNG ELECTRONICS CO., LTD.

Inventor(s)

Youngsik Moon of Suwon-si (KR)

Jiyoup Kim of Hwaseong-si (KR)

Hanbyeul Na of Yongin-si (KR)

Hongrak Son of Anyang-si (KR)

Hyunsang Cho of Suwon-si (KR)

DEVICE FOR SUPPORTING HOMOMORPHIC ENCRYPTION OPERATION AND OPERATING METHOD THEREOF - A simplified explanation of the abstract

This abstract first appeared for US patent application 17830985 titled 'DEVICE FOR SUPPORTING HOMOMORPHIC ENCRYPTION OPERATION AND OPERATING METHOD THEREOF

Simplified Explanation

The abstract describes a device that supports a homomorphic encryption operation. Here is a simplified explanation of the abstract:

  • The device includes a circuit that converts ciphertexts of one size to ciphertexts of a different size.
  • It can convert ciphertexts of a larger size to ciphertexts of a smaller size and vice versa.
  • The device can perform a homomorphic encryption operation on the converted ciphertexts.

Potential applications of this technology:

  • Secure data processing: Homomorphic encryption allows for performing computations on encrypted data without decrypting it, which can be useful in scenarios where data privacy is crucial.
  • Cloud computing: Homomorphic encryption can enable secure computation on data stored in the cloud, protecting sensitive information from being exposed to the cloud provider.
  • Collaborative data analysis: Multiple parties can perform computations on encrypted data without revealing the underlying information, facilitating secure collaboration.

Problems solved by this technology:

  • Data privacy: Homomorphic encryption ensures that sensitive data remains encrypted throughout computations, reducing the risk of unauthorized access.
  • Secure outsourcing: By enabling computation on encrypted data, this technology allows organizations to outsource data processing tasks without compromising data privacy.
  • Compliance with regulations: Homomorphic encryption can help organizations comply with data protection regulations by ensuring that sensitive data is not exposed during processing.

Benefits of this technology:

  • Enhanced data security: Homomorphic encryption provides an additional layer of security by allowing computations on encrypted data, reducing the risk of data breaches.
  • Increased privacy: By enabling computation on encrypted data, this technology ensures that the underlying information remains private, even during processing.
  • Flexibility in data processing: The ability to convert ciphertexts of different sizes allows for more flexible and efficient homomorphic encryption operations.


Original Abstract Submitted

A device for supporting a homomorphic encryption operation includes a ciphertext conversion circuit configured to convert first ciphertexts corresponding to a first operation size to second ciphertexts corresponding to a second operation size, different from the first operation size, to convert the operated ciphertext having the second operation size to a third ciphertexts corresponding to the first operation size, and to perform a homomorphic encryption operation on the second ciphertexts.