In this paper, the original 5×5 matrix of PlayFair cipher has been extended to 10 × 10 PlayFair table, in order to maximize all possible characters that might be accepted using an ordinary QWERTY ...

Recently, new paradigms for designing modern cryptographic schemes were proposed based on Rubik's rotations. However, most of them lack rigorous provable security reductions. Enlightened by this ...

python java facial-recognition steganography aes-encryption information-security lsb-steganography no-database encryption-decryption symmetric-key-cryptography open-cv copyright-protection ...

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