Stack Overflow
Stack Overflow

Questions tagged [copy-protection]

Copy protection, also known as content protection, copy obstruction, copy prevention and copy restriction, is any effort designed to prevent the reproduction of software, films, music, and other media, usually for copyright reasons.

Copy protection, also known as content protection, copy obstruction, copy prevention and copy restriction, is any effort designed to prevent the reproduction of software, films, music, and other media, usually for copyright reasons.

Various methods have been devised to prevent reproduction so that companies will gain benefit from each users who obtain a copy of their product.

Unauthorized copying and distribution accounted for $2.4 billion in United States in 1990s, and is assumed to be causing impact on revenues in music or game industry, leading to proposal of anti-piracy laws such as PIPA.

Some methods of copy protection have also led to criticisms because it caused inconvenience for honest users or secretly installed additional software to watch activity on user's computer to detect copying.

Effective copy protection as well as protecting user rights is still an ongoing problem with media publication.

Source:http://en.wikipedia.org/wiki/Copy_protection

273 questions
2
votes
3 answers

Protect Greasemonkey scripts?

I know that anything that is downloaded and is in the user's possession is going to be pretty hard to protect, but I'm just wanting to hear opinions. I'm thinking of selling a script (made with Greasemonkey...), and I want to be able to prevent the…
mattsven
  • 22,305
  • 11
  • 68
  • 104
2
votes
1 answer

Symfony2 source code encryption / encoding

We're developing with the Symfony2 framework and selling the application to customers. We don't want that customers have the source code so we want to encrypt it. In Zend Framework we use Ioncube but this isn't working with Symfony2 because Symfony2…
Pi Wi
  • 1,076
  • 1
  • 11
  • 20
2
votes
1 answer

How to protect a PDF with a username and password?

I think this is a bit complicated and probably impossible, but it would be helpful to know if there is any way to do it... Let's say I have a private teaching forum, where each user (paid account) has a username and an encrypted password, and…
Jassar
  • 306
  • 4
  • 17
2
votes
3 answers

Securing a Flash EXE

My client has a Flash projector EXE and he wants to set-up an on-line serial number control system so he can sell it on-line. The key problem in this project, as far as i see, that the exe is required to run on only one computer. My current plan is…
frbry
  • 499
  • 2
  • 12
  • 25
2
votes
0 answers

How to protect MP4 video online but still be playable/accessible on iPad/iPhone devices

I have MP4 videos that people log in online to access. I need the videos to be playable/accessible on an iPad/iPhone, but still have some very basic protection on them. How can I do that? I'm aware that putting the videos in a htaccess…
Capt Idiot
  • 21
  • 2
2
votes
1 answer

Techniques used to discover if a VM has been replicated / if software has been installed in a VM

My situation is this: we have a product with a license that successfully deactivates if the licensing files are copied from one location to the next. This works across PCs perfectly as well. However, we just discovered a use case where this does not…
codewario
  • 19,553
  • 20
  • 90
  • 159
2
votes
2 answers

Copy protection on a webpage : dashes

Here is a amazing webpage : Go there Now, copy a part of the text, for instance, this block : And now, paste-it on Notepadd++ (others editor seems not to work for that). Here is a screenshot of the result : How is this possible? Are there any…
4wk_
  • 2,458
  • 3
  • 34
  • 46
2
votes
6 answers

Prevent time-based copy protection circumvention?

I have some trial software that I wish to distribute to clients. I want the trial based software to stop working 30 days after installed. A simple check of the system date in the software is the most straightforward way to achieve this, but couldn't…
Jake Wilson
  • 88,616
  • 93
  • 252
  • 370
2
votes
1 answer

java license enforcement, algorithm for creating activation key?

I've decided to use the TrueLicense library to enforce a copy protection for an Java application I developed. Since TrueLicense does not offer a copy protection schema, I need one. I simply want to use the Company Name in combination with the Mac ID…
jadrijan
  • 1,438
  • 4
  • 31
  • 48
2
votes
2 answers

allow php software run in not more than 3 computes

I developed an inventory software in raw php. This is to be downloaded by the clients. And they will install xampp and use the software by placing the folder inside htdocs. Now, I am stuck in one section. I want downloaded software would be run on…
Apu G.
  • 21
  • 1
2
votes
1 answer

protect command line linux program

I have to deliver a command line Linux executable to a company as a trial. If they like it, they are supposed to buy it afterwards. My worry is that the program is unprotected and they could keep it after the symbolic trial period, redistribute it…
WewillSee
  • 279
  • 3
  • 13
2
votes
2 answers

Software licensing mechanism without internet

I've developed software that I want to protect with licensing. So far I've got code that uses the details of hardware components to generate a unique ID for each machine. I can then permit the activation of 5 machines against one single serial key…
user1017882
2
votes
2 answers

removing code from an exe file with hex editor possible? (c++)

so I was wondering if I could simply use some identification passages in my application to identify the origin of a copyright infringement (not yet implemented, just a thought). But then I figured, probably it's possible to simply cut the respective…
user1331044
  • 83
  • 1
  • 11
1
vote
1 answer

Protection against unauthorized redeployment of PHP applications

I was wondering what options do we have? PHP is open, I know. But what if I want to bind my work to one server, so that a client could not resell / steal my work. I run my own server, so I can provide a remote authorization mechanism, but I'm not…
Aleksandr Makov
  • 2,820
  • 3
  • 37
  • 62
1
vote
5 answers

How to Bind SWFs to a Host?

I'm working on a major Flash project that is going to be the core content of a site. As most of you well know, almost any site can be entirely copied by copying the cached files and the hierarchy (files and folders structure), and it would run…
IneedHelp
  • 1,630
  • 1
  • 27
  • 58
1 2 3
…
18 19