Samsung QN90B Neo QLED 4K Smart TV

Security Grade

A-

Calculator v1

   Brand: Samsung (Parent: Samsung Group)

   Category: TV • Model / Gen: 2022 model year N85QN90B, QN75QN90B, QN65QN90B, QN55QN90B, QN50QN90B

   Release Date: 2022-03-14 • Status: In sale

   Classification Date: 2025-09-24 • Official Website

Security Evaluation

Criterion	Value	Proof	Comment
Known hardware tampering	Rare	—	The physical attack surface is small and rare in ordinary user scenarios. However, attacks via ports such as USB are theoretically feasible.
Known vulnerabilities	Rare	[Linking to CVE database, such as CVE-2023-XXXXX 🔗 Proof]	Samsung has a regular security update plan to fix vulnerabilities in the Tizen system and applications. But smart TVs as a whole are still potential targets
Prior attacks	Rare	[Link to security news, e.g., smart TV botnets 🔗 Proof]	There have been studies demonstrating remote attacks targeting smart TVs, but large-scale attacks specifically against this model have not been reported
Updatability	Very common	[Samsung Official Support Page 🔗 Proof]	Key Point: Samsung provides regular security and functional firmware updates for several years for its high-end TVs, which are usually automatically downloaded via the Internet.
Category Score	Score: 2 / 3

Criterion	Value	Proof	Comment
Authentication with other systems	Full	[Samsung Account, SmartThings Cloud 🔗 Proof]	The authentication mechanisms for Samsung Accounts, the SmartThings ecosystem, and other services are well-established.
Communications	Encrypted with up-to-date encryption	[TLS 1.2/1.3 is used for data transmission 🔗 Proof]	Modern encryption is employed for communication with servers and video streaming (e.g., Netflix).
Storage	Encrypted with up-to-date encryption	[Official documentation is required for verification. 🔗 Proof]	It is speculated that sensitive data stored locally (such as account tokens) is encrypted, but user files (such as photos) may be unencrypted.
Category Score	Score: 1 / 3

Criterion	Value	Proof	Comment
Account management	Full	[Samsung Account Settings 🔗 Proof]	It supports features such as multi-user profiles and parental controls.
Authentication	Basic	[Samsung Account Password, with optional PIN code. 🔗 Proof]	It relies on the account password, and the TV itself usually does not have two-factor authentication for login.
Brute-force protection	Exist	—	There should be a limit on the number of account login attempts.
Event logging	Partial logging	[System Logs. 🔗 Proof]	They record application crashes and system errors, but the logs of user security events may be incomplete.
Passwords	Require change after setup with complexity requirements	[First Login Prompt. 🔗 Proof]	After the initial setup, users will be guided to log in to their Samsung Account, but the password complexity requirements may not be strict.
Category Score	Score: 2 / 3

Property	Details
Operating System & App	Tizen (Companion App: Samsung SmartThings)
Hardware (CPU / GPU)	CPU: Samsung's proprietary processor • GPU: Integrated into the processor
Memory & Storage	Memory: 2.5GB RAM + 8GB Storage • Storage: 8GB eMMC
Power, Battery & Charging	Battery: • Power: AC 100-240V • Charging:
Display & Camera	Display: 85"/75"/65"/55"/50" Neo QLED, 4K UHD (3840 x 2160) • Camera: Optional accessories
Sound & Connectivity	Sound: Dolby Atmos, Object Tracking Sound+, 4.2.2 channels • Connectivity: Wi-Fi 5 (802.11ac), Wi-Fi Direct, Bluetooth 5.2, Ethernet port, 3x HDMI, 2x USB
Physical (Dimensions & Mass)	Dimensions: • Mass: