August Wi-Fi Smart Lock (4th Gen)
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Revision as of 09:16, 23 October 2026 by 20232926 (talk | contribs) (Retrofit smart door lock with BLE/Wi-Fi encryption, virtual key management and regular OTA security patches.)
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Security Grade
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August Wi-Fi Smart Lock (4th Gen)
Brand: August (Parent: Assa Abloy) Category: Smart door lock • Model / Gen: 4th generation August Wi-Fi Smart Lock Release Date: 2020-07-28 • Status: In sale Classification Date: • Official Website | |
Contents
Security Evaluation
1. Device Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Known hardware tampering | Rare | 🔗 Proof | No mainstream public hardware tampering methods available for this model |
| Known vulnerabilities | Rare | 🔗 Proof | Occasional embedded firmware vulnerabilities; August distributes OTA security fixes |
| Prior attacks | Rare | 🔗 Proof | Attacks are generic against IoT smart locks; no large-scale targeted attacks on this specific model |
| Updatability | Rare | 🔗 Proof | Supports over-the-air firmware updates and security patches |
| Category Score | Score: 2 / 3 | ||
2. System Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Authentication with other systems | Full | 🔗 Proof | Supports August account, 2FA, HomeKit, Alexa and Google Home cross-platform authentication |
| Communications | Encrypted with up-to-date encryption | 🔗 Proof | BLE AES-128 encryption, TLS for cloud communication, secure pairing protocol |
| Storage | Encrypted with up-to-date encryption | 🔗 Proof | Lock credentials and virtual keys stored encrypted on-device and cloud |
| Category Score | Score: 1 / 3 | ||
3. User Authentication
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Account management | Full | 🔗 Proof | August account recovery, virtual key management, remote device removal and access revocation |
| Authentication | Secure | 🔗 Proof | App login, virtual keys, auto-unlock, paired mobile biometric verification |
| Brute-force protection | Exist | 🔗 Proof | Temporary lockout after repeated invalid authentication attempts |
| Event logging | Access event logged | 🔗 Proof | Lock/unlock activity logs visible in August app; full low-level audit logs are unavailable for regular users |
| Passwords | Require change after setup with complexity requirements | 🔗 Proof | No default credential; user sets August account password during registration |
| Category Score | Score: 1 / 3 | ||
Technical Specifications
| Property | Details |
|---|---|
| Operating System & App | August embedded firmware (Companion App: August App) |
| Hardware (CPU / GPU) | CPU: Embedded ARM MCU • GPU: N/A |
| Memory & Storage | Memory: 256 KB RAM • Storage: 1 MB Flash |
| Power, Battery & Charging | Battery: 2 × CR123 lithium batteries • Power: 3 V DC • Charging: N/A |
| Display & Camera | Display: None • Camera: None |
| Sound & Connectivity | Sound: Small buzzer • Connectivity: Wi‑Fi 2.4 GHz, Bluetooth Low Energy (BLE), DoorSense sensor |
| Physical (Dimensions & Mass) | Dimensions: 72 mm (diameter) × 46 mm (depth) • Mass: 350 g |
August Wi-Fi Smart Lock, smart deadbolt replacement lock, remote unlock, virtual keys, compatible with HomeKit, Alexa and Google Home.
