Nowadays, data security becomes a big issue and a challenge when sending sensitive data
through the Internet. For example; sending user password, performing money transaction (e …

Today many of the activities are performed online through the Internet. One of the methods
used to protect the data while sending it through the Internet is cryptography. In a previous …

Security becomes an important issue when secure or sensitive information is sent over a
network where all computers are connected together. In such a network a computer is …

Data security is the science of protecting data in information technology, including
authentication, data encryption, data decryption, data recovery, and user protection. To …

The Internet is now providing many online services. These online services need both a client
and a server to communicate with each other (this model is known as a client-server model) …

In the recent years, Internet multimedia applications have become very popular. The rapid
growth in the use of multimedia information has made the security of data storage and …

With the progress in data exchange by electronic system, the need of information security
has become a necessity. Due to growth of multimedia applications, security becomes an …

Network security works on the principle of Encryption and Decryption. Every algorithm make
use of a secret key which is responsible to Encrypt data in some unreadable type of …

Data encryption techniques are used to protect data against hackers. Text-to-Image
encryption algorithm (TTIE) is an encryption algorithm proposed for data encryption. The …

Nowadays, the rapid growth of Internet applications open the doors for people to
communicate and do business around the world and thus saving time, efforts and money …