Samsung Electronics Co., Ltd.

Kwangho Yoo

Hong-mook Choi

JuHyung Hong

Jaejoon Choi

Hoyou Jun

Storage devices are provided which include a nonvolatile memory device and a memory controller controlling the nonvolatile memory device. The memory controller includes a plurality of encryption and decryption cores, the plurality of encryption and decryption cores perform initialization at the same time and generate a plurality of initial tweak values, sequentially select the plurality of initial tweak values to perform encryption or decryption, and perform the encryption or the decryption in parallel by using one or more initial tweak values selected from the plurality of initial tweak values.

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Seoul, South Korea

Kwangho Yoo