In the world of InfoSec, "Ghost" and "Spectre" usually refer to the infamous Speculative Execution Vulnerabilities (Spectre/Meltdown) discovered in 2018. However, when referred to as a "Playbook," this usually refers to the MITRE ATT&CK framework mapping used by Red Teams (attackers) and Blue Teams (defenders) to understand these hardware-level exploits. Rokujouma No Shinryakusha- 1 Vostfr- Les Envah... Online