You can't stop a user from printing the screen. If you have information you want to display and you don't want it being printed physically, PDF isn't exactly the format of choice. It's whole purpose is to be lovingly printed. In my business, the need for the PDF to not be downloaded is due to not wanting customers to be able to easily share downloaded materials with other people.
I make worksheets, and if they are easy to share, the customer is more likely to email them to a friend. If sharing them is made more complicated, they are less likely to want to go to the trouble.
Not being able to download them without having advanced computer knowledge is good enough for me. Hope this sheds light on a need in the industry. Things like being able to get a screen shot, etc. Hope this helps. I i — Janet Giel-Romo. Add a comment.
Active Oldest Votes. Legionar 7, 2 2 gold badges 36 36 silver badges 66 66 bronze badges. Browsers' developer tools make it trivial to get at anything sent to the user, and you're not going to stop screen capture programs. Heck, the user could use their mobile phone to take pictures of the computer screen… — Donal Fellows. Right-click, view page source, get link of image under the transparent image.
It's been in Firefox for as long as I can remember. I think I remember it existing in Mozilla Suite back before it got pared down into Firebird, which then became Firefox. I consider that under 'one of the ways of getting at it that requires digging into the source. I say you can lock it down 'hard' but not 'make it secure. Ultimately you will need to: Create Images for each page Present those to the user on the web via your own interface html, flash etc Keep in mind flash wont work on Apple devices if that's required.
Claudio Nastasi Junior 9 9 bronze badges. Mark Redman Mark Redman 23k 19 19 gold badges 88 88 silver badges bronze badges. I believe Chrome has currently removed support for all plugins but Flash and applied a whitelist for which sites are allowed to run Flash I can download this file - it give download and also print options like normal pdf — obaid.
Jonathan Thurft Jonathan Thurft 3, 7 7 gold badges 43 43 silver badges 73 73 bronze badges. If you encrypt the PDF you can control how printable and changeable it is. You haven't mentioned what you're using to build the PDFs so the details are up to you.
You might be able to do the same thing with layers Optional Content Groups as well, not sure. Mark Storer Mark Storer These permissions are ignored by browser-based PDF viewers.
Always happy to point out the obvious :. Captian Obvious Captian Obvious 21 1 1 bronze badge. For anyone else like-minded who wanders in off Google, the reason no such solution exists is because, if you have the knowledge to implement it, you also have the knowledge to see less obvious reasons it'll never work.
It all traces back to the fundamental problem that, at the theoretical level, crypto is about preventing C from intercepting communication from A to B and it devolves to "security by obscurity" if B and C are the same person and it's well-known that "security by obscurity" is just giving yourself a false sense of security.
In my opinion the other proposed solution is. Shahroze Nawaz Shahroze Nawaz 5 5 silver badges 9 9 bronze badges. Convert pdf to image. Use image tag to display the image. Disable right click on the image. Foiled again, Batman. Very little information given, e. By default, Opera opens a PDF file in the browser window instead of saving it to the downloads folder.
To change how Opera treats PDF files in the browser, follow the steps below. Tip To have PDF files open in the browser again, repeat these steps and select the Preview in Firefox option or Use other option to choose another program. Internet browser help and support. Digital Rights Management specifically focuses on technology that enables you to control what a viewer of the document can do with your document.
In most cases this is based on copy, print and download protection which ensures that viewers can easily view the PDF document but they cannot use the content in any way other than reading it. You can imagine that this is useful for documents that contain sensitive information or highly classified. This stops any unwanted spreading of information from your PDF document which can cause colossal damages to a business.
So really take the time to consider how confidential and sensitive your documents are outside of your company. When it comes to DRM software and platforms there are a couple of issues that need to be considered: the cost and the learning curve for both the viewer and the user. For most companies and individuals this is enough to put them off going for a DRM.
Whilst it all sounds perfect and useful on the outside, knowing that you have full control of your PDF documents, it is still not enough DRMs a wide spread tool. Some DRM platforms still require app installs directly onto the computer. Meaning that there are multiple processes and steps to go through just to view the document. This is not how things are done anymore, especially with cloud computing.
This is something that we wanted to address at HelpRange, by developing a secure document sharing platform with full security and access controls.
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