In this paper, we propose a scheme, named Software Tag, of software trade and development for improvement of traceability and transparency. Empirical data is collected during development, and processed into two types, open tag and secret tag, composing a software tag which is finally delivered to software purchaser.

Steganography is the art and science of writing hidden messages in such a way that no one apart from the sender and the receiver would realize that a secret communicating is taking place. Unlike cryptography which only scrambles secret data keeping them overt, steganography covers secret data into medium files such as image files and transmits them in total secrecy avoiding drawing eavesdropper...

Secret sharing deals with splitting a secret data between several participants. The participants are organized within an access structure consisting of groups that may gain access to the secret. The goal is to provide each participant with a piece of information such that the following two requirements are met: 1. Recoverability: a qualified group can recover the secret, 2. Privacy: any other g...

What this is not: The following discussion focuses only on U.S. copyright law. While noncopyright principles may also be mentioned, this discussion does not attempt to examine other legal principles that might apply to P2P filesharing, including patent, trademark, trade secret, or unfair competition. Nothing contained herein constitutes legal advice—please discuss your individual situation with...