Xiaomi 5

Xiaomi 5
Security Grade B Calculator v1	Xiaomi Mi 5 Brand: Xiaomi (Parent: Xiaomi Corporation) Category: Smartphone • Model / Gen: 5th Generation (Successor to the Mi 4) Standard: Mi 5 (3GB RAM / 32GB Storage) High-end: Mi 5 Pro (4GB RAM / 128GB Storage) Special Edition: Mi 5 Ceramic (3GB RAM / 64GB Storage, ceramic body) Release Date: 2016-02-14 • Status: End of life Classification Date: 2025-10-17 • [www.mi.com Official Website]

Security Evaluation

1. Device Security

Criterion	Value	Proof	Comment
Known hardware tampering	None	[xda-developers.com/forum/xiaomi-mi-5 🔗 Proof]	No widespread, inherent hardware vulnerabilities or tampering methods were associated with the retail device. Any modification was user-induced (e.g., bootloader unlocking).
Known vulnerabilities	Rare	[​ cve.org 🔗 Proof]	Like any device, it was subject to general Android vulnerabilities. Xiaomi provided regular security patches for several years, mitigating most public vulnerabilities in a timely manner for its time.
Prior attacks	Rare	[​ krebsonsecurity.com 🔗 Proof]	No major, widespread malware or attack campaigns were specifically and uniquely targeted at the Mi 5 model itself. It was susceptible to general Android threats.
Updatability	Very common	[​ mi.com/global/support/thread 🔗 Proof]	​​Device is End-of-Life (EOL).​​ It no longer receives any official security or OS updates from Xiaomi. This is the biggest modern security risk for this device.
Category Score	Score: 2 / 3

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Partial	[​ mi.com 🔗 Proof]	Integrated well with Xiaomi's ecosystem (Mi Cloud, Mi Fit). Support for standard protocols (OAuth for Google, etc.) was present.
Communications	Encrypted with up-to-date encryption	[gsarena.com/xiaomi_mi_5-7823.php 🔗 Proof]	Supported modern cellular (4G LTE), Wi-Fi encryption standards (WPA2), and Bluetooth 4.2 with its contemporary security protocols.
Storage	Encrypted with up-to-date encryption	[source.android.com/security/encryption 🔗 Proof]	Utilized full-disk encryption (FDE) based on Android's standard implementation for the hardware, which was current for its release period.
Category Score	Score: 2 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Basic	[mi.com 🔗 Proof]	Required a Xiaomi account for full cloud services and Find My Device. Basic device-level account management (user profiles) was present.
Authentication	Secure	[mi.com 🔗 Proof]	Supported PIN, pattern, password, and a fingerprint sensor. Lacked advanced biometrics (e.g., face unlock) by modern standards.
Brute-force protection	Exist	[source.android.com/security 🔗 Proof]	Standard Android mechanism: device enforces a timed lockout after multiple failed unlock attempts.
Event logging	Partial logging	[source.android.com/security 🔗 Proof]	Android and MIUI logged system and access events, but detailed security audit logs were not readily accessible to the user.
Passwords	Require change after setup with complexity requirements	[source.android.com/security 🔗 Proof]	Did not ​​force​​ a change from the default PIN on first boot, but the system strongly prompted users to set a secure screen lock and Xiaomi account password during setup.
Category Score	Score: 2 / 3

Technical Specifications

Property	Details
Operating System & App	Original: Android 6.0 (Marshmallow) with MIUI 7. Final update: Android 8.0 (Oreo) with MIUI (Companion App: MIUI system integrated features; specific device management through MIUI's security and settings apps.)
Hardware (CPU / GPU)	CPU: Qualcomm Snapdragon 820 (Quad-core: 2x 2.15 GHz Kryo & 2x 1.6 GHz Kryo) • GPU: Adreno 530
Memory & Storage	Memory: 3 GB LPDDR4 (Standard & Ceramic) / 4 GB LPDDR4 (Pro model) • Storage: 32 GB / 64 GB / 128 GB (UFS 2.0 flash storage). No microSD card slot.
Power, Battery & Charging	Battery: Non-removable Li-Po 3000 mAh • Power: ​ Integrated • Charging: Wired: Qualcomm Quick Charge 3.0 (0% to 80% in ~60 mins) Wireless: No
Display & Camera	Display: 5.15-inch IPS LCD, 1080 x 1920 resolution (428 ppi), 16:9 ratio • Camera: Rear:​​ 16 MP, f/2.0, PDAF, 4-axis OIS (Optical Image Stabilization), dual-tone LED flash ​​Front:​​ 4 MP, f/2.0, 1/3" sensor size, 2µm pixels (UltraPixel)
Sound & Connectivity	Sound: Single bottom-firing speaker 3.5mm headphone jack • Connectivity: ​​Wi-Fi:​​ 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA ​​Bluetooth:​​ 4.2, A2DP, LE ​​NFC:​​ Yes ​​USB:​​ USB Type-C 2.0 ​​Infrared Port:​​ Yes (IR blaster) ​​Positioning:​​ GPS, GLONASS, BDS ​​SIM:​​ Dual Nano-SIM (hybrid slot, shares space with a potential second SIM ormicroSD, but the Mi 5 has no microSD slot, making it a dedicated dual-SIM phone)
Physical (Dimensions & Mass)	Dimensions: 144.6 x 69.2 x 7.3 mm • Mass: 129 g (Standard) / 139 g (Ceramic/Pro)