File DER is one from the Web Files category. Its full name is DER Certificate Format. If you are viewing this site, you are probably looking for programs that will help you support this particular file extension.
In the following part of the page you will find the list of programs that support file DER sorted by operating systems. If our database contains information about the conversion of the file DER, then you will definitely find them here.
We hope we helped you solve the problem with the DER file. If you do not know where you can download the application from our list, click on the link (which is the name of the program) - you will find more information there on the location where to download the secure setup version of the required application.
This site should help you to find the answers for the specific ones or similar to those questions:
If after viewing the stuff on this site, you have still not received a satisfactory answer to any of the above questions, this means that the information regarding the DER file presented here is not complete. Contact us using the contact form and write what information you have not found here.
There can be more reasons which determine that you are not able to open the DER file (apart from the lack of the proper application installed).
First - the DER file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the DER file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the DER file should be solved.
Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the DER file has not been completed and it cannot be opened properly).
If you have additional information about the DER file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on DER file.