HONOR Band 4

HONOR Band 4
Security Grade C Calculator v	Honor Band 4 Brand: Intelligent Bracelet (Parent: Huawei) Category: smart bracelet • Model / Gen: 4 Core Model Classification and Hardware Specifications Release Date: 2019-07-23 • Status: End of life Classification Date: • Official Website

Security Evaluation

1. Device Security

Criterion	Value	Proof	Comment
Known hardware tampering	Rare	🔗 Proof
Known vulnerabilities	Rare	🔗 Proof
Prior attacks	Rare	🔗 Proof
Updatability	Very common	🔗 Proof
Category Score	Score: 2 / 3

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Partial	🔗 Proof
Communications	Encrypted with up-to-date encryption	🔗 Proof
Storage	Encrypted with up-to-date encryption	🔗 Proof
Category Score	Score: 2 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Basic	🔗 Proof
Authentication	Basic	🔗 Proof
Brute-force protection	Basic	🔗 Proof
Event logging	Partial logging	🔗 Proof
Passwords	Default/Common/Easy to guess	🔗 Proof
Category Score	Score: 3 / 3

Technical Specifications

Property	Details
Operating System & App	Device Management (Companion App: Huawei Health)
Hardware (CPU / GPU)	CPU: • GPU:
Memory & Storage	Memory: • Storage:
Power, Battery & Charging	Battery: • Power: • Charging:
Display & Camera	Display: • Camera:
Sound & Connectivity	Sound: • Connectivity:
Physical (Dimensions & Mass)	Dimensions: 43mm×17.2mm×11.5mm • Mass: 23g