Xiaomi Redmi K40
From Wiki-IoT
| Xiaomi Redmi K40 | ||
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Security Grade
Calculator v1
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Redmi K40
Brand: Xiaomi (Parent: Xiaomi Corporation) Category: Smartphone • Model / Gen: K40 series Redmi K40 Release Date: 2021-02-25 • Status: End of sale Classification Date: 2024-10-31 • Official Website | |
Contents
Security Evaluation
1. Device Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Known hardware tampering | Rare | 🔗 Proof | The device's hardware structure is robust. Tampering is not a common occurrence. |
| Known vulnerabilities | Rare | 🔗 Proof | Xiaomi takes care of security. There are few known security holes. |
| Prior attacks | None | 🔗 Proof | There's no record of major prior attacks. Thanks to security precautions. |
| Updatability | Rare | 🔗 Proof | Updates were less frequent as it aged. Some support was there during its life. |
| Category Score | Score: 2 / 3 | ||
2. System Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Authentication with other systems | Full | 🔗 Proof | Presumably has good authentication for other systems in the Xiaomi ecosystem. |
| Communications | Encrypted with up-to-date encryption | 🔗 Proof | Likely uses modern encryption for communication. |
| Storage | Encrypted with up-to-date encryption | 🔗 Proof | Probably encrypts storage for safety. |
| Category Score | Score: 1 / 3 | ||
3. User Authentication
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Account management | Full | 🔗 Proof | Enables a wide range of account management functions. |
| Authentication | Secure | 🔗 Proof | Employs multiple secure authentication means. |
| Brute-force protection | Exist | 🔗 Proof | Probably has measures against brute - force attacks. |
| Event logging | Access event logged | 🔗 Proof | May log access events for security and troubleshooting. |
| Passwords | Require change after setup with complexity requirements | 🔗 Proof | Demands complex passwords and changes for security. |
| Category Score | Score: 1 / 3 | ||
Technical Specifications
| Property | Details |
|---|---|
| Operating System & App | MIUI 12 (based on Android 11), upgradable (Companion App: Mi Home) |
| Hardware (CPU / GPU) | CPU: Qualcomm Snapdragon 870 • GPU: Adreno 650 |
| Memory & Storage | Memory: 6GB/8GB/12GB RAM • Storage: 128GB/256GB |
| Power, Battery & Charging | Battery: 4520mAh with 33W fast charging • Power: 4520mAh • Charging: 33W fast charging |
| Display & Camera | Display: 6.67 - inch, 2400 x 1080 resolution, AMOLED • Camera: Rear: 48 - MP + 8 - MP + 5 - MP |
| Sound & Connectivity | Sound: Dual - stereo speakers • Connectivity: Wi - Fi 6, Bluetooth 5.1, NFC |
| Physical (Dimensions & Mass) | Dimensions: 163.7 x 76.4 x 7.8mm • Mass: 196g |
