Table 3 Time and space complexity of the proposed encryption and decryption process.

From: Cellular automata based key distribution for lightweight hybrid image encryption with elliptic curve cryptography

Process

Time Complexity

Space Complexity

Encryption

\(O(n^2)\)

\(O(n^2)\)

Decryption

\(O(n^2)\)

\(O(n^2)\)

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