Samsung SmartThings Hub v3（GP-U999SJVLGDA）

Samsung SmartThings Hub v3（GP-U999SJVLGDA）
Security Grade A- Calculator v	Samsung SmartThings Hub v3 Brand: SmartThings (Parent: Samsung Electronics) Category: Smart Home Hub / IoT Gateway • Model / Gen: v3 GP-U999SJVLGDA Release Date: 2018-09-01 • Status: In sale Classification Date: • Official Website

Security Evaluation

1. Device Security

Criterion	Value	Proof	Comment
Known hardware tampering	Rare	[[1](https://www.smartthings.com) 🔗 Proof]	[](https://www.smartthings.com)Hardware modification uncommon
Known vulnerabilities	Rare	[[2](https://security.samsungmobile.com) 🔗 Proof]	Few public CVEs; Samsung provides regular security patches
Prior attacks	Rare	[[3](https://www.smartthings.com) 🔗 Proof]	[](https://www.smartthings.com)No large-scale public attacks targeting v3 hub
Updatability	Very common	[[4](https://www.smartthings.com) 🔗 Proof]	[](https://www.smartthings.com)Automatic OTA firmware updates
Category Score	Score: 2 / 3

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Partial	[[5](https://www.smartthings.com) 🔗 Proof]	Integrates with Alexa, Google Home, works with many brands
Communications	Encrypted with up-to-date encryption	🔗 Proof	TLS 1.2+ and AES encryption for cloud communication
Storage	Encrypted with up-to-date encryption	🔗 Proof	User/device data encrypted at rest in SmartThings cloud
Category Score	Score: 2 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Full	[[6](https://www.smartthings.com) 🔗 Proof]	Full account management, home sharing, permissions
Authentication	Secure	[[7](https://www.smartthings.com) 🔗 Proof]	Samsung account login + supports 2FA
Brute-force protection	Exist	[[8](https://www.smartthings.com) 🔗 Proof]	Rate limiting and temporary lockout
Event logging	Access event logged	[[9](https://www.smartthings.com) 🔗 Proof]	Logs logins, device joins, automation events
Passwords	Require change after setup with complexity requirements	🔗 Proof	Enforces strong passwords; no default credentials
Category Score	Score: 1 / 3

Technical Specifications

Property	Details
Operating System & App	SmartThings embedded OS (Companion App: SmartThings App)
Hardware (CPU / GPU)	CPU: ARM Cortex‑A53 embedded processor • GPU: No dedicated GPU
Memory & Storage	Memory: 1 GB RAM • Storage: 8 GB flash
Power, Battery & Charging	Battery: No built-in battery • Power: 5V DC power adapter • Charging: Not applicable
Display & Camera	Display: LED indicators only • Camera: No camera
Sound & Connectivity	Sound: Small buzzer for alerts • Connectivity: Ethernet, Wi‑Fi, Zigbee 3.0, Z-Wave, Bluetooth
Physical (Dimensions & Mass)	Dimensions: 133 mm × 133 mm × 29 mm • Mass: 170 g

SmartThings Hub v3 supports multiple protocols (Zigbee, Z-Wave, Bluetooth, Ethernet). Automations can run locally on the hub, reducing cloud dependency. Samsung pushes regular firmware security patches.