5Ghoul Defensive Detection: Inverted Exploit Signatures for 5G NR Pre-Authentication Attack Monitoring

A complete defensive detection framework for the 5Ghoul family of 5G NR pre-authentication vulnerabilities, comprising an IDS script with inverted exploit signatures for all 12 published CVEs (V5-V16) and the DA1 NAS flooding downgrade attack, Wireshark forensic filters, and constitutional detection constraints following a refuse-rather-than-miss philosophy.