Standard methods used in the encryption and decryption process are implemented to
protect confidential data. These methods require many arithmetic and logical operations that …

Due to the availability of several social media platforms and their use in sending text
messages, it is necessary to provide an easy and safe way to protect messages from being …

In this research, we present a new method for protecting confidential and private data, which
combines the two processes of data cryptography and data steganography. The data …

Fingerprint recognition is one of the most widely use operation, due the big number of
applications requiring this operation, so seeking a good method of fingerprint features …

K means method and LBP based methods are commonly used for manipulating digital wave
files, and they can be used for wave file features extraction, these features can be used later …

The median filter is used to reduce the effect of noise, but it treats all pixels, whether they are
noise points or not, which negatively affects many non-noise values in the digital image, and …

Colored digital images are affected by salt and pepper noise, affecting their clarity, contents
and properties. The negative effect on the image increases with the increase in the noise …

Human speech signal is widely used in various vital applications such as computer security
system, speech signal usually has big size, which make it difficult to identify the speech by …

Average and median filters are the most popular filters used to reduce the negative effects of
salt and pepper noise affected gray and color images, these filters work good when the …

Least significant bit method is one of the most popular methods of data steganography, this
method is very simple and provides good values for MSE and PSNR. LSB method is not …