PDF has a set of 14 standard fonts that are expected to be available (or an equivalent font) for consistent rendering across platforms. Of course they support

PDF has a set of 14 standard fonts that are expected to be available (or an equivalent font) for consistent rendering across platforms. Of course they support embedding too, so you can use any font (and I think embedding is required to be conformant with Pdf-a - but I’m a little hazy on that).