Such dispersed development and joint development approaches could bring risks to the customer s own core technologies (such as important algorithms) such as leaks or unauthorized duplication
. It has therefore become necessary to pursue development in a way that ensures one's own software resources are protected.
Study number 26 on the Unauthorized Duplication
of Sound Recordings was completed in 1957 by the then Assistant Chief of the Examining Division (and later Register of Copyrights) Barbara A.
An encryption protocol that prevents unauthorized duplication
, download or alteration of audio or visual media.
It has won this worldwide success in part because Japanese media companies paid little attention to the kinds of grassroots activities--call it piracy, unauthorized duplication
and circulation, or simply file-sharing--that American media companies seem so determined to shut down.
The exclusive key and cylinder designs allow the creation of numerous one-of-a-kind "virtual keyways," permit registered users to dedicate specific operating keys for particular buildings and prevent unauthorized duplication
by completely restricting blanks.
* The unauthorized duplication
, deletion, modification, or installation of software.
said Tuesday it has developed a printer-photocopier capable of automatically blocking unauthorized duplication
of classified documents.
For additional security, the ATA Flash Disk Controller comes factory-programmed with a 20-byte unique serial identification number to prevent unauthorized duplication
by allowing encryption of user data.
Perhaps the thorniest legal issue of all for the Internet is that of copyright, which forbids unauthorized duplication
of another's original work.
In addition, new anti-piracy software offers CD producers protection from unauthorized duplication