Persistent PHP payloads in PNGs: How to inject PHP code in an image – and keep it there ! Jan 1, 1990 • PfiatDe Persistent PHP payloads in PNGs: How to inject PHP code in an image – and keep it there ! https://www.synacktiv.com/en/publications/persistent-php-payloads-in-pngs-how-to-inject-php-code-in-an-image-and-keep-it-there.html …