Extracting URLs From PDFs
https://isc.sans.edu/forums/diary/PDF+documents+URLs+update/23167/
Priviledge Escalation Exploit for macOS
https://siguza.github.io/IOHIDeous/
34C3: Chaos Communications Congress
https://media.ccc.de/c/34c3
Vulnerabilities in Online Geolocation Services
https://0x0.li/trackmageddon/