Fig. 5: In-situ encryption of a Mogao Grottoes Mural image stored in RuXLPH SAM based molecular HDD. | Nature Communications

Fig. 5: In-situ encryption of a Mogao Grottoes Mural image stored in RuXLPH SAM based molecular HDD.

From: Molecular HDD logic for encrypted massive data storage

Fig. 5

a Compress and RGB channel generation of a chromatic Bodhisattva mural image in Cave 205 of the Mogao Grottoes. b Flowchart of image encryption and decryption through bit-by-bit XOR operations. c Simulated data for storing, encrypting and decrypting of the 6-bit greyscale value information of the mural image’s first pixel in the RGB channels. d Conversion between the genuine chromatic mural image and the encrypted monochromatic and chromatic images.

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