To password protect a PDF in Adobe Acrobat Reader, you'll need the paid Pro version, which starts at $14.99 a month. You can password protect a PDF in Adobe Reader by ...
Adobe has rolled out an updated version of Adobe Reader for Google Android. Like the original version, Reader lets you open and view PDF files, it supports multitouch gestures such as pinch-to-zoom, ...
The widely used PDF format supports data-saving encryption, allowing you to protect sensitive documents so that only those with the correct password can access them. In the old days, you’d need a ...
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