Samsung Galaxy Z Flip8 (SM-F776B)

Samsung Galaxy Z Flip8 (SM-F776B)
Security Grade A- Calculator v	Samsung Galaxy Z Flip8 Brand: Samsung (Parent: Samsung Electronics) Category: Flip Smartphone • Model / Gen: 8th Flip generation SM-F776B (global), SM-F776U (US), SM-F7760 (China) Release Date: 2026-07-22 • Status: In sale Classification Date: • Official Website

Security Evaluation

1. Device Security

Criterion	Value	Proof	Comment
Known hardware tampering	Rare	[[1](https://link.wtturl.cn/?target=https%3A%2F%2Fdocs.samsungknox.com%2Fadmin%2Ffundamentals%2Fwhitepaper%2Fsamsung-knox-mobile-security%2Fassets%2FKnox-security-white-paper-r1.pdf&scene=im&aid=582478&lang=zh) [2](https://link.wtturl.cn/?target=https%3A%2F%2Fwww.samsungknox.com%2Fen%2Fsecured-by-knox&scene=im&aid=582478&lang=zh) 🔗 Proof]	Same Knox platform as other Galaxy flagships; clamshell foldable form factor.
Known vulnerabilities	Very common	🔗 Proof	Same Android flagship attack surface; monthly security bulletins.
Prior attacks	Very common	🔗 Proof	Flip series targeted alongside other Galaxy devices by spyware/exploits.
Updatability	Very common	🔗 Proof	Z Flip8 series entitled to 7 years of OS + security updates.
Category Score	Score: 3 / 3

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Full	🔗 Proof	Full Knox enterprise auth stack identical to S-series.
Communications	Encrypted with up-to-date encryption	🔗 Proof	TLS 1.3, WPA3, Bluetooth 6.0 LE Secure, Knox Network Protection.
Storage	Encrypted with up-to-date encryption	🔗 Proof	AES-256 FBE with Knox Vault keystore.
Category Score	Score: 1 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Full	🔗 Proof	Full Samsung/Google/Knox account system.
Authentication	Secure	🔗 Proof	Fingerprint + face unlock + PIN/password; Knox Vault protected.
Brute-force protection	Exist	🔗 Proof	Progressive lockout, FRP, Knox Warranty Bit.
Event logging	Access event logged	🔗 Proof	Knox audit + Play Protect logs.
Passwords	Require change after setup with complexity requirements	🔗 Proof	Setup PIN/password; enterprise complexity policies via Knox.
Category Score	Score: 1 / 3

Technical Specifications

Property	Details
Operating System & App	Android 16 (One UI 8.0) (Companion App: Samsung Members)
Hardware (CPU / GPU)	CPU: Snapdragon 8 Elite Gen 5 for Galaxy, Deca-core (3.8GHz + 3.26GHz + 2.76GHz) • GPU: Adreno 835 (integrated)
Memory & Storage	Memory: 12 GB RAM • Storage: 256 GB / 512 GB
Power, Battery & Charging	Battery: 4300 mAh (typical) • Power: 45W wired, 15W wireless • Charging: 45W Super Fast Charging, 15W Wireless
Display & Camera	Display: Main: 6.9" Dynamic AMOLED 2X, 2520×1080, 1–120Hz; Cover: 4.1" • Camera: 50MP main + 12MP ultra-wide + 10MP cover + 4MP inner
Sound & Connectivity	Sound: Stereo speakers • Connectivity: 5G, Wi-Fi 6E, Bluetooth 6.0, NFC, USB-C
Physical (Dimensions & Mass)	Dimensions: Unfolded: 166.9 × 75.4 × 6.1 mm; Folded: 85.7 × 75.4 × 13.1 mm • Mass: 180 g

Samsung Galaxy Z Flip8 is a 2026 clamshell foldable smartphone (6.9" main display, 4.1" cover display) powered by Snapdragon 8 Elite Gen 5 for Galaxy. It runs Android 16 with One UI 8.0 and is protected by the Samsung Knox security platform (Knox Vault, Verified Boot, TrustZone). Compact form factor with 4300 mAh battery. Entitled to 7 years of OS + security updates from launch (Jul 2026 → ~2033). Biometric authentication and AES-256 storage encryption identical to slab Galaxy flagships. Same attack surface as other Galaxy flagship devices.