Even the Projector is not "safe" to browse the internet with.
Here is the safe, official way to download and use it. Ignore the "Download Now" pop-ups on random fan sites. Those are malware traps. You only want the files hosted on adobe.com . download adobe flash player projector content debugger
Development / Retro Computing
Have a specific SWF that won't run? Drop the error code in the comments below. Even the Projector is not "safe" to browse the internet with