Security researchers are warning users not to open PDFs from unknown sources in Adobe Reader after finding a PDF zero-day being exploited in the wild. Researchers at security firm FireEye claimed on ...

If you're using a recent version of Windows, Microsoft's Edge browser will "helpfully" make itself your default PDF viewer. You might want to change that default ...

Current versions of Safari are able to access PDF documents in a number of different ways. It can display the documents inline (in the Web browser window) without the use of a plug-in, it can use the ...