Caeruleus — a tool for BLE device security testing

Tools2026-07-17, 09:02
A Go-based tool built on the Linux BlueZ stack that covers almost the entire BLE workflow. It replaces disparate utilities like hcitool, gatttool, bettercap and Bleak scripts, providing a unified CLI with clean JSON/JSONL output that's easy to integrate into automation pipelines and LLM agents.
Features: • BLE scanning and service enumeration. • Reading, writing, and subscribing to notifications. • GATT characteristic fuzzing. • Automated BLE security assessment. • JSON/JSONL output for integration with scripts and LLMs. • BLE stack diagnostics with issue-fix recommendations. • Proper connection management without
Vendors
Praetorian Inc
Products
Bettercap
Bleak
Caeruleus
Gatttool
Hcitool
Linux Bluez