vb.net (visual basic 2010 express) project bca mca

INTRODUCTION Steganography    is   a   subject,   which   is   rarely   touched   upon   by   most   IT   security   Enthusiasts.   Steganography   is   the   practice   of   hiding   private   or   sensitive   information   within   an   ordinary   message.   Steganography   involves  hiding  information  so  it  appears  that  no  information  is  hidden  at  all.  If  a  person  or  person  view  the  object  that  the  information  is  hidden  of  he  or will  have  no  idea  that  there  is  any  hidden  information  therefore  the  person  will  not  attempt  decrypt  the  information. Steganography...

Introduction • It is easy to manage mini markets as the customers entering such stores are less and the items in the inventory too is less. Even with few human resource deployment and paper works, small supermarkets or mini-markets can be effectively managed. But, the case is no so with big supermarkets with tens of thousands of items in various inventories and high traffic flow of customers and retailers. • Gone are those days when a shop owner used to manage all his sales and accounts on paper. This job is now performed with these management tools which not only record the sales but also notify the retailer about the items low in stock. • The reordering of items is also provided by Super Market System. It has an interface to communicate with vendors providing the required goods. • Now let me tell you what happens when the reordered items reach the warehouse. The item is added into the warehouse by reading its bar code through a bar-code scanner and its quan...

Introduction A computer virus is a computer program that can copy itself and infect a computer without permission or knowledge of the user. The term "virus" is also commonly used, albeit erroneously, to refer to many different types of malware and adware programs. The original virus may modify the copies, or the copies may modify themselves, as occurs in a metamorphic virus. anti-virus software that can detect and eliminate known viruses after the computer downloads or runs the executable. There are two common methods that an anti-virus software application uses to detect viruses. The first, and by far the most common method of virus detection is using a list of virus signature definitions. They are heuristic analysis and signature scanning. In signature scanning only single virus can be detected at a time where as in The second method is to use a heuristic algorithm to find viruses based on common behaviors. This method has the ability to detect viruses that anti-...