| Samsung Galaxy Watch Ultra 3 (SM-X910)
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Security Grade
Calculator v1
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Samsung Galaxy Watch Ultra 3
Release Date: 2024-07-17 • Status: In sale
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Security Evaluation
1. Device Security
| Criterion
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Value
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Proof
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Comment
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| Known hardware tampering
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Rare
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π Proof
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Strong Knox security; rare hardware exploit.
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| Known vulnerabilities
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Rare
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π Proof
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Low to medium risk flaws; patched via firmware updates.
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| Prior attacks
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Rare
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π Proof
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Not a primary botnet target.
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| Updatability
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Very common
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π Proof
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Samsung delivers quarterly security patches.
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| Category Score
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Score: 2 / 3
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2. System Security
| Criterion
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Value
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Proof
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Comment
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| Authentication with other systems
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Full
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π Proof
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Full Samsung Account and Knox integration.
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| Communications
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Encrypted with up-to-date encryption
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π Proof
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Bluetooth and cloud data use TLS encryption.
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| Storage
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Encrypted with up-to-date encryption
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π Proof
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On-device storage encrypted by Knox platform.
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| Category Score
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Score: 1 / 3
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3. User Authentication
| Criterion
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Value
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Proof
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Comment
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| Account management
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Full
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π Proof
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Full Samsung account with permission controls.
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| Authentication
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Secure
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π Proof
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PIN + biometric fingerprint authentication.
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| Brute-force protection
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Exist
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π Proof
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Lockout after repeated failed PIN attempts.
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| Event logging
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Access event logged
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π Proof
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Unlock and pairing events are logged.
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| Passwords
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Require change after setup with complexity requirements
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π Proof
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PIN complexity enforced on initial setup.
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| Category Score
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Score: 1 / 3
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Technical Specifications
| Property
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Details
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| Operating System & App
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One UI 6 Watch (Wear OS 5) (Companion App: Galaxy Wearable (iOS / Android))
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| Hardware (CPU / GPU)
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CPU: Exynos W1000 dual-core • GPU: Integrated Mali GPU
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| Memory & Storage
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Memory: 2 GB RAM • Storage: 32 GB internal storage
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| Power, Battery & Charging
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Battery: 590 mAh lithium-polymer • Power: Wireless charging, USB-C • Charging: 10W wireless fast charging
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| Display & Camera
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Display: 1.5" Super AMOLED, 480Γ480 • Camera: No built-in camera
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| Sound & Connectivity
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Sound: Built-in speaker + dual mics • Connectivity: Wi-Fi 5, Bluetooth 5.3, 4G LTE, GPS
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| Physical (Dimensions & Mass)
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Dimensions: 47.3 Γ 47.3 Γ 10.5 mm • Mass: 39 g (titanium)
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The Samsung Galaxy Watch Ultra 3 is a secure wearable IoT device backed by Samsung Knox security platform. It uses encrypted communication and storage, receives regular security patches, and supports biometric authentication. The main risk is health and location data exposure if the paired phone or cloud account is compromised.