Google Nest Protect (2nd Generation)
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Security Grade
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Google Nest Protect (2nd Generation)
Brand: Google Nest (Parent: Alphabet Inc.) Category: Smart smoke and carbon monoxide alarm • Model / Gen: 2nd Generation (model 06A) 06A (battery) Release Date: 2015-06-15 • Status: In sale Classification Date: • Official Website | |
Contents
Security Evaluation
1. Device Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Known hardware tampering | Rare | 🔗 Proof | Sealed ceiling/wall-mounted unit; accelerometer detects removal/tamper. |
| Known vulnerabilities | Rare | 🔗 Proof | Limited public disclosures; simple sensor device. |
| Prior attacks | None | 🔗 Proof | Not a documented botnet target. |
| Updatability | Very common | 🔗 Proof | Firmware updates delivered through the Nest/Google account. |
| Category Score | Score: 2 / 3 | ||
2. System Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Authentication with other systems | Partial | 🔗 Proof | Requires a Nest/Google account for wireless features; BLE local pairing limited. |
| Communications | Encrypted with up-to-date encryption | 🔗 Proof | TLS to the Nest cloud; BLE provisioning during setup. |
| Storage | Encrypted with up-to-date encryption | 🔗 Proof | Account settings stored in protected cloud. |
| Category Score | Score: 2 / 3 | ||
3. User Authentication
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Account management | Basic | 🔗 Proof | Nest/Google household management. |
| Authentication | Secure | 🔗 Proof | Google account with two-step verification. |
| Brute-force protection | Exist | 🔗 Proof | Google account protections and 2SV. |
| Event logging | Partial logging | 🔗 Proof | Event and self-test history in the app. |
| Passwords | Require change after setup with complexity requirements | 🔗 Proof | Strong Google account password; no device default. |
| Category Score | Score: 2 / 3 | ||
Technical Specifications
| Property | Details |
|---|---|
| Operating System & App | (Companion App: ) |
| Hardware (CPU / GPU) | CPU: • GPU: |
| Memory & Storage | Memory: • Storage: |
| Power, Battery & Charging | Battery: 6x AA batteries (battery model); optional hardwired version • Power: Replaceable AA batteries / optional mains • Charging: N/A (replaceable batteries) |
| Display & Camera | Display: No (status light ring; voice speaker) • Camera: No |
| Sound & Connectivity | Sound: Yes (siren + spoken voice; microphone for Sound Check self-test) • Connectivity: Wi-Fi 802.11b/g/n 2.4 GHz; 802.15.4; Bluetooth Low Energy |
| Physical (Dimensions & Mass) | Dimensions: 13.4 cm x 3.85 cm • Mass: |
