Cryptography and Steganography in Digital Images
Wassim Al Chamaa
Broschiertes Buch

Cryptography and Steganography in Digital Images

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Master's Thesis from the year 2009 in the subject Computer Science - IT-Security, grade: 19.61 / 20, , language: English, abstract: Cryptography is a technology intended to protect digital data being transmitted over communication systems. It provides mathematical methods for converting data into an unreadable form. Steganography is a technique by which the secret digital data is sent from side to side by hiding it in an innocent-looking digital cover, so the existence of hidden data is concealed.Combining Cryptography and Steganography provides two-layers protection. The first layer encrypts ...