There is a PNG in the original article with detail of the malware gaining a foothold on a device: https://cdn.arstechnica.net/wp-content/uploads/2023/12/triang

There is a PNG in the original article with detail of the malware gaining a foothold on a device: https://cdn.arstechnica.net/wp-content/uploads/2023/12/triangulation-exploit-chain.png https://cdn.arstechnica.net/wp-content/uploads/2023/12/trian... As you can see, it starts with a PDF coming into iMessage, and that PDF has a font that is able to exploit ROP gadgets.