Kwikset Halo Touch Smart Lock 939TNTTSCR

Kwikset Halo Touch Smart Lock 939TNTTSCR
Security Grade A- Calculator v1	Kwikset Halo Touch Contemporary Smart Lock Brand: Kwikset (Parent: Spectrum Brands Holdings) Category: Smart Fingerprint Door Lock • Model / Gen: 1 939TNTTSCR Release Date: 2021-01-01 • Status: In sale Classification Date: 2025-10-10 • Official Website

Security Evaluation

1. Device Security

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

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Full	🔗 Proof
Communications	Encrypted with up-to-date encryption	🔗 Proof
Storage	Encrypted with up-to-date encryption	🔗 Proof
Category Score	Score: 1 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Full	🔗 Proof
Authentication	Secure	🔗 Proof
Brute-force protection	Exist	🔗 Proof
Event logging	Access event logged	🔗 Proof
Passwords	Require change after setup with complexity requirements	🔗 Proof
Category Score	Score: 1 / 3

Technical Specifications

Property	Details
Operating System & App	Proprietary embedded firmware (Companion App: Kwikset App)
Hardware (CPU / GPU)	CPU: ARM Cortex-M series • GPU:
Memory & Storage	Memory: 2MB embedded memory • Storage: 8MB flash storage
Power, Battery & Charging	Battery: 4x AA batteries (12 months typical) • Power: Battery powered • Charging:
Display & Camera	Display: Capacitive fingerprint sensor • Camera:
Sound & Connectivity	Sound: • Connectivity: Wi-Fi 802.11 b/g/n (2.4GHz)
Physical (Dimensions & Mass)	Dimensions: 79 x 152 x 76mm • Mass: 1.59kg