Samsung Galaxy Note 20 Ultra

Security Grade

A-

Calculator v1

   Brand: Samsung‎ (Parent: Samsung‎)

   Category: Smart phone • Model / Gen: 20th generation SM - N986B

   Release Date: 2020-08-05 • Status: End of sale

   Classification Date: 2025-10-16 • [www.samsung.com Official Website]

Security Evaluation

Criterion	Value	Proof	Comment
Known hardware tampering	Rare	🔗 Proof	Samsung's Knox security platform is built into the hardware, providing strong protection against physical tampering and making such events extremely rare.
Known vulnerabilities	Very common	🔗 Proof	As a high-profile flagship device, it is a constant subject of security research, which means vulnerabilities are discovered and patched regularly. This is a sign of a healthy ecosystem.
Prior attacks	Very common	🔗 Proof	The Android OS is the world's most targeted mobile platform for malware and phishing, making the threat of attacks on any Android device very common.
Updatability	Very common	🔗 Proof	During its support window, the device received timely and frequent security and OS updates. Note: Official update support has now ended.
Category Score	Score: 3 / 3

Criterion	Value	Proof	Comment
Authentication with other systems	Full	🔗 Proof	Supports all modern authentication standards required for secure integration with external apps, services, and enterprise systems.
Communications	Encrypted with up-to-date encryption	🔗 Proof	Network traffic is secured using the latest standards of its time, including WPA3 for Wi-Fi and TLS 1.3 for secure web browsing.
Storage	Encrypted with up-to-date encryption	🔗 Proof	Device storage is encrypted by default using strong cryptographic algorithms (File-Based Encryption) to protect user data at rest.
Category Score	Score: 1 / 3

Criterion	Value	Proof	Comment
Account management	Full	🔗 Proof	The OS provides a complete set of tools to add, remove, and manage permissions for multiple user accounts (e.g., Google, Samsung, Exchange).
Authentication	Secure	🔗 Proof	It features strong, hardware-backed authentication methods, including an ultrasonic in-display fingerprint scanner and facial recognition.
Brute-force protection	Exist	🔗 Proof	The system enforces a time-based lockout after a set number of incorrect password/PIN attempts to protect against brute-force attacks.
Event logging	Access event logged	🔗 Proof	Associated cloud accounts (Google/Samsung) provide a detailed security dashboard, logging all significant events like new sign-ins for user review.
Passwords	Require change after setup with complexity requirements	🔗 Proof	During initial setup, the user is required to create a screen lock (PIN, password, or pattern) that meets the OS's minimum complexity rules.
Category Score	Score: 1 / 3

Property	Details
Operating System & App	Android 10 (Companion App: Samsung Notes, Galaxy Wearable)
Hardware (CPU / GPU)	CPU: Snapdragon 865+ (7nm+) / Exynos 990 (7nm+) • GPU: Adreno 650 (Snapdragon) / Mali-G77 MP11 (Exynos)
Memory & Storage	Memory: 12GB • Storage: 128GB / 256GB / 512GB (microSDXC support)
Power, Battery & Charging	Battery: 4500mAh • Power: ~17.3Wh • Charging: 25W wired fast charging, 15W wireless charging, 4.5W reverse wireless charging
Display & Camera	Display: 3088 × 1440, Dynamic AMOLED 2X, 120Hz adaptive refresh rate • Camera: 108MP wide-angle camera (OIS, laser AF) + 12MP periscope telephoto camera (5x optical zoom, 50x hybrid zoom, OIS) + 12MP ultra-wide camera + 10MP front camera (Dual Pixel AF)
Sound & Connectivity	Sound: Stereo speakers tuned by AKG, support for AAC, MP3, FLAC, etc. • Connectivity: 5G / 4G LTE; Wi-Fi 6; Bluetooth 5.0; NFC; UWB; IP68 water and dust resistance; DeX support
Physical (Dimensions & Mass)	Dimensions: 164.8 × 77.2 × 8.1 mm • Mass: 208 g