Two years ago, researchers in the Netherlands discovered an intentional backdoor in an encryption algorithm baked into radios used by critical infrastructure–as well as police, intelligence agencies, ...

1 School of Computer Science and Technology, Changsha University of Science and Technology, Changsha, China 2 School of Information Engineering, Changsha Medical University, Changsha, China With the ...

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Abstract: With the increasing demand for secure image transmission and storage, image encryption techniques have gained significant attention. This study presents a comprehensive analysis of an image ...

An image encryption and decryption method of fractional order chaotic systems (FOCS) with predefined time synchronization is proposed in this article. Compared with the existing integer order chaotic ...

Two scripts in Python to encrypt/decrypt using the 128 bits AES algorithm, ECB mode with hex "00" as padding for each character. For the encryption, an ascii plaintext file is taken as the input, then ...