Xiaomi Redmi k40
From Wiki-IoT
Classification
| Xiaomi Redmi k40 | |
|---|---|
| Classification | |
| Grade | A |
| Calculator version | 1 |
| Classification date | 2024-10-31 |
| Information | |
| Name | Redmi K40 |
| Brand by Parent | Xiaomi by Xiaomi Corporation |
| Generation | K40 series |
| Model(s) | Redmi K40 |
| Release date | 2021-02-25 |
| Type/Category | Smartphone |
| Website | [1] |
| Status | End of sale |
| More | |
| Dimensions | 163.7 x 76.4 x 7.8mm |
| Mass | 196g |
| Operating system | MIUI 12 (based on Android 11), upgradable |
| Companion App | Mi Home |
| CPU | Qualcomm Snapdragon 870 |
| GPU | Adreno 650 |
| Memory | 6GB/8GB/12GB RAM |
| Storage | 128GB/256GB |
| Battery | 4520mAh with 33W fast charging |
| Power | 4520mAh |
| Charging | 33W fast charging |
| Display | 6.67 - inch, 2400 x 1080 resolution, AMOLED |
| Camera | Rear: 48 - MP + 8 - MP + 5 - MP |
| Sound | Dual - stereo speakers |
| Connectivity | Wi - Fi 6, Bluetooth 5.1, NFC |
| Device | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Known hardware tampering | Rare | [2] | The device's hardware structure is robust. Tampering is not a common occurrence. |
| Known vulnerabilities | Rare | [3] | Xiaomi takes care of security. There are few known security holes. |
| Prior attacks | None | [4] | There's no record of major prior attacks. Thanks to security precautions. |
| Updatability | Rare | [5] | Updates were less frequent as it aged. Some support was there during its life. |
| Category score | 2 | ||
| System | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Authentication with other systems | Full | [6] | Presumably has good authentication for other systems in the Xiaomi ecosystem. |
| Communications | Encrypted with up-to-date encryption | [7] | Likely uses modern encryption for communication. |
| Storage | Encrypted with up-to-date encryption | [8] | Probably encrypts storage for safety. |
| Category score | 1 | ||
| User Authentication | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Account management | Full | [9] | Enables a wide range of account management functions. |
| Authentication | Secure | [10] | Employs multiple secure authentication means. |
| Brute-force protection | Exist | [11] | Probably has measures against brute - force attacks. |
| Event logging | Access event logged | [12] | May log access events for security and troubleshooting. |
| Passwords | Require change after setup with complexity requirements | [13] | Demands complex passwords and changes for security. |
| Category score | 1 | ||
| Grade | A |
|---|
