HONOR 400

HONOR 400
Security Grade A Calculator v1	HONOR 400 Brand: HONOR (Parent: HONOR) Category: mobile phone • Model / Gen: 4 400 Release Date: 2025-09-01 • Status: In sale Classification Date: 2025-10-15 • Official Website

Security Evaluation

1. Device Security

Criterion	Value	Proof	Comment
Known hardware tampering	None	—	The equipment adopts anti disassembly design and sealing technology, and there are relatively few cases of hardware tampering in public records.
Known vulnerabilities	Rare	—	As of the evaluation, no serious public vulnerabilities have been found; The system regularly receives security patches.
Prior attacks	Rare	—	There have been only a few reports of low-risk attacks in the past year, which have been mitigated through updates.
Updatability	Very common	—	The device receives monthly security updates and supports seamless upgrades, with a user coverage rate of over 90%.
Category Score	Score: 2 / 3

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Full	—	Support multi factor authentication (such as fingerprint and facial recognition), and can be securely integrated with systems such as Google services.
Communications	Encrypted with up-to-date encryption	—	All network communications are encrypted using AES-256 and TLS 1.3, in compliance with industry best practices.
Storage	Encrypted with up-to-date encryption	—	The device is equipped with hardware level encryption (such as FBE), static data encryption, and key security management.
Category Score	Score: 1 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Full	—	Please note that the system supports self-service registration, email verification, and role-based access control based on permissions
Authentication	Secure	—	Explanation: Authentication uses MFA (such as SMS verification code) and HTTPS encryption to prevent man in the middle attacks
Brute-force protection	Exist	—	Note that the system locks the account after 5 failed login attempts and integrates CAPTCHA verification
Event logging	Access event logged	—	The system records all login attempts (time, IP, results) and stores them on a secure server
Passwords	Require change after setup with complexity requirements	—	Please note that the password requires a minimum length of 8 characters, including uppercase and lowercase letters and numbers. It must be changed upon first login.
Category Score	Score: 1 / 3

Technical Specifications

Property	Details
Operating System & App	Android 15 (Companion App: MagicOS 9.0)
Hardware (CPU / GPU)	CPU: The fourth generation Snapdragon 7 mobile platform • GPU: Adreno 722
Memory & Storage	Memory: 12GB • Storage: 256GB
Power, Battery & Charging	Battery: Lithium polymer battery • Power: 7200mAh • Charging: 80W Honor Super Fast Charging (supports up to 20V/4A Super Fast Charging, compatible with 11V/6A or 10V/4A Super Fast Charging)
Display & Camera	Display: FHD+ 2736x1264 • Camera: 200 million pixel wide-angle camera (f/1.9 aperture, supports OIS optical image stabilization)+12 million pixel ultra wide angle macro camera (f/2.2 aperture), supports autofocus
Sound & Connectivity	Sound: Number of speakers 2 of them • Connectivity: Type-C，USB 2.0
Physical (Dimensions & Mass)	Dimensions: 156.3mm×74.7mm×7.8mm • Mass: 196g