Thursday 24 April 2014

Copy Protection for Files on Flash Drives

The authors or publishers of creative works seek copy protection over the original and creative works and filed including texts, office files, exe files, videos, photos and PDFs, so as to ensure that only authorized users or parties are able to access the files but can’t copy them out to illegally distribute or tamper. Some software developer or creator also need copy protection to protect their copyright. Copy function of the digital files is convenient to users to backup and transport. With this function, you don’t need to re-type the contents to store on other place. However, the copy function becomes a vulnerability of intellectual property security and copyright. To stop copy function of all files is unpractical, which may lead to more inconvenience to files transmission and usage. To tackle this problem, one of the most useful things is to copy protect the files so other users can only view or open the contents but can’t copy them to their own devices.


The mere encryption solution is useless for people who want to copy protect their original or creative files. Since encryption serves to prevent files from being used by people without password, the files require decryption password to open, the contents of the files will be copied or distributed once the password obtained. The copy protection is different from encryption, in addition to encryption on files; it allows author or developer of works to assign read right to other users but to prohibit copy, modify, and other rights. Then encryption technology used by copy protection should be strong enough; up to now the best is the 256-bit AES encryption.


Apart from print as paper products, substantial part of creative and original works is delivered with flash drives. Therefore, the copy protection for files on flash drive should be put on emphasis.


Turn focus on copy protection software. Many people who desire to not only prevent unauthorized copying, tempering and distribution, but also limit the files using times and using date. Going with the trend of intellectual property and copyright protection, some software developers create excellent and powerful copy protection software.


Copy protection software is effective and easy to use encryption software designed for password protecting USB removable devices for confidential data. It’s designed for enterprise use, for example, if you want to sell digital documents or audio to customers, the common method is to store these contents in a portable storage device such as USB flash drive and sell this USB to the customer, while there is a problem that the contents in this USB will be randomly copied by and spread to other people who don’t pay for it, if so your products will lose value. In this case, what you need is to encrypt the contents in this USB and assign proper permissions for specific users to ensure only the customers can use the contents in the USB. With USB Copy Protection, you can easily realize the purpose of sharing the contents in USB with customers as well as password protection of the copyright of the contents.


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