基于VB的信息隐藏实现技术及应用

随着信息安全日益引起人们的关注,数字图像信息隐藏分析技术已经成为信息隐藏领域一个重要的研究方向.为多媒体文件BMP位图的信息隐藏提出了一种安全有效的解决方案.详细论述了在数字图像中隐藏信息和提取信息的算法及其在VisualBasic开发环境中的实现过程.该技术使得密文可以顺畅地在网络中传输,并得到有效地保护,适应开放网络环境中审核签字信息流转的高可靠性和高安全性.最后对实现结果进行了分析,并给出了这种信息隐藏技术在钻井协同工程设计中的应用示例.

Implementation of the information hiding technology based on VB and its application

As information security becomes more and more concerned,the information hiding analysis technology of digital image becomes an important research direction in the field of hiding information.A safe and effective solution scheme is presented for the information hiding of BMP bitmap based on multimedia files.An algorithm for information hiding and retrieving in digital images and its implementation with Visual Basic are described in detail.The algorithm makes ciphertext be transmitted smoothly and be protected effectively in network,which can meet the needs of the high reliability and security of audited signature information circulation in open network environment.Finally,the implementation result is analyzed and an application example of the technology in collaborative drilling engineering design is presented.