Your BIN file might be compressed or in a proprietary format. Try converting it to a standard ISO first.
You have a firmware BIN file for a hardware device. The manufacturer suddenly released an update method requiring a PSP (PlayStation Package) or a specific encrypted PKG format. This is rare and usually requires manufacturer-specific SDKs. bin to pkg
: Open Terminal and run: pkgbuild --identifier com.yourname.pkg --install-location /usr/local/bin --root ./path/to/binary/ folder output.pkg Your BIN file might be compressed or in a proprietary format