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You can run JS in a PDF. You can even embed Flash in a PDF. We tend to think as PDFs as an innocuous document format, but there's a lot more than that baked in.
by Kalium 8y ago
You can run JS in a PDF. You can even embed Flash in a PDF. We tend to think as PDFs as an innocuous document format, but there's a lot more than that baked in.
Adobe actually offers "features" like readership tracking in PDFs as part of their commercial offerings.
- ndnxhs 8y agoThankfully about half the "features" of PDF like js tracking and restrictions on editing or printing are ignored by almost every PDF reader not made by adobe.
- SlowRobotAhead 8y agoStrongly considering pulling Acrobat company wide and replacing with something like FoxIt.
- dbuder 8y agoYou should, but you should also spend some time testing various readers on your hardware, I've tried a few and they all had issues.
- Leace 8y agoLast time I opened PDF with JS even Acrobat warned about that and disabled it by default (but that was some time ago).