| S.NO |
Steganography |
Cryptography |
| 1. |
Steganography means cover writing. |
Cryptography means Secret writing. |
| 2. |
Steganography is less popular than Cryptography. |
While cryptography is more popular than Steganography. |
| 3. |
Attack’s name in Steganography is Steganalysis. |
While in cryptography, Attack’s name is Cryptanalysis. |
| 4. |
In steganography, structure of data can not be altered. |
While in cryptography, structure of data can be altered. |
| 5. |
Steganography supports Confidentiality and Authentication security principles. |
While cryptography supports Confidentiality and Authentication security principles as well as Data integrity and Non-repudiation. |
| 6. |
Steganography relies on parameter such as Key. |
While cryptography does not relies on any parameter. |
