Samsung Sds Co., Ltd.

Seung Ro Joo

Eun Kyung Kim

Seung Hyun Kang

Young Hyun Kim

Hyo Jin Yoon

Jung Hoon Sohn

Duk Jae Moon

Jin Hyuck Jeong

Ki Hyo Moon

A method for data analysis according to an embodiment includes acquiring, from a client device, a ciphertext for a precomputation result generated by applying some of a plurality of operations for performing an analysis algorithm based on target data to the target data, and generating an encrypted computation result for remaining operations of the plurality of operations by using the ciphertext.

Apparatus and method for data analysis

A method for performing an operation according to an embodiment includes assigning an error value to encrypted data; and performing a homomorphic operation for an approximation function, which is obtained by approximating a target function, by using, as an input value, the encrypted data to which the error value is assigned.

Apparatus and method for performing operation using approximation function

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Seoul, South Korea

Seung Ro Joo