What is Steganography
Technology & Science , Web Security / November 3, 2017

Computer and internet are the major media that connects different parts of the world as one global virtual world in this modern era. That’s why we can exchange lots of information easily at any distance within seconds of time. But the confidential data need to be transferred should be kept confidential till the destination. Steganography: General Overview Due to advances in ICT (Information and Communication Technology), most of information is kept electronically. Consequently, the security of information has become a fundamental issue. Besides cryptography, steganography can be employed to secure information. Steganography is a technique of hiding information in digital media. In contrast to cryptography, the message or encrypted message is embedded in a digital host before passing it through the network, thus the existence of the message is unknown. Besides hiding data for confidentiality, this approach of information hiding can be extended to copyright protection for digital media: audio, video, and images. Nowadays, thanks to the stunningly fast advancement of the computer and network technology, people can easily send or receive secret information in various forms to or from almost any remotest part of the world through the Internet within seconds. In fact, there might be tons of secret…

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