# Discovery and Launch ## Identification Discovery and Launch (DIAL) is a protocol for discovering and launching applications on second-screen devices. ## Scanned_20260730-1314 evidence In [[Scanned_20260730-1314|Scanned_20260730-1314]], [[Scanned_20260730-1314#Scanned_20260730-1314.pdf — PDF page 32|page 32]], it appears with SSDP multicast requests and local media-device discovery. ## Evidentiary status The notebook occurrence establishes research context. It does not alone prove ownership, installation, account use, employment, partnership, attribution, or operational deployment.