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. 2015 Mar 31;10(3):e0119660. doi: 10.1371/journal.pone.0119660

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© 2015 Wu et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Fig 12 — (a) Encrypted image of Lena with the secret key K1, (b) decrypted image with the secret key K2, (c) decrypted image with the secret key K1, (d) encrypted image of Lena with the secret key K2, (e) decrypted image with the secret key K1, (f) decrypted image with the secret K2.