| Fitbit Charge 5 | ||
|---|---|---|
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Security Grade
Calculator v
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Fitbit Charge 5
Brand: Fitbit (Parent: Google LLC) Category: Fitness Tracker • Model / Gen: Charge 5 Charge 5 Release Date: 2021-05-01 • Status: In sale Classification Date: • [fitbit.com Official Website] | |
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Known hardware tampering | None | 🔗 Proof | Good |
| Known vulnerabilities | Rare | 🔗 Proof | Good |
| Prior attacks | Rare | 🔗 Proof | Good |
| Updatability | Very common | 🔗 Proof | Good |
| Category Score | Score: 2 / 3 | ||
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Authentication with other systems | Full | 🔗 Proof | Good |
| Communications | Encrypted with up-to-date encryption | 🔗 Proof | Good |
| Storage | Encrypted with up-to-date encryption | 🔗 Proof | Good |
| Category Score | Score: 1 / 3 | ||
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Account management | Full | 🔗 Proof | Good |
| Authentication | Basic | 🔗 Proof | Good |
| Brute-force protection | Exist | 🔗 Proof | Good |
| Event logging | Access event logged | 🔗 Proof | Good |
| Passwords | Require change after setup with complexity requirements | 🔗 Proof | Good |
| Category Score | Score: 2 / 3 | ||
| Property | Details |
|---|---|
| Operating System & App | Fitbit OS (Companion App: Fitbit App) |
| Hardware (CPU / GPU) | CPU: ARM Cortex-M33 • GPU: N/A |
| Memory & Storage | Memory: 512MB • Storage: 4GB |
| Power, Battery & Charging | Battery: 150mAh • Power: N/A • Charging: 7 days |
| Display & Camera | Display: OLED • Camera: N/A |
| Sound & Connectivity | Sound: N/A • Connectivity: BT4.2 |
| Physical (Dimensions & Mass) | Dimensions: 36x22x12 mm • Mass: 29g |
