MarkTechPost technical summary of Claude Security plugin beta. Six-phase multi-agent scan; findings reach report only after 3-voter adversarial panel (REACHABILITY, IMPACT, DEFENSES) with 2-of-3 quorum; non-unanimous caps confidence at medium. Patches built in scratch clone, independently verified, never auto-applied. Plugin source public in claude-plugins-official (~v0.10.0). Linux/macOS/Windows; token usage against plan limits.