Samsung Galaxy A25 5G

Security Grade

A-

Calculator v1

   Brand: Samsung‎ (Parent: Samsung‎)

   Category: Smart phone • Model / Gen: 25th generation SM - A256B

   Release Date: 2023-12-07 • Status: In sale

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

Security Evaluation

Criterion	Value	Proof	Comment
Known hardware tampering	Rare	🔗 Proof	Samsung Knox provides hardware-level security, making physical tampering extremely rare and difficult for non-state actors.
Known vulnerabilities	Very common	🔗 Proof	As a popular device, it is regularly audited by security researchers, leading to a common and healthy cycle of vulnerability discovery and patching.
Prior attacks	Very common	🔗 Proof	The Android OS is a frequent target for malware and phishing campaigns, making attacks on the platform very common, regardless of the device tier.
Updatability	Very common	🔗 Proof	Samsung provides one of the best update policies in the Android space, offering years of frequent security and OS updates even for its mid-range devices.
Category Score	Score: 3 / 3

Criterion	Value	Proof	Comment
Authentication with other systems	Full	🔗 Proof	The Android OS provides full support for modern authentication standards (OAuth, Passkeys, etc.) for secure service integration.
Communications	Encrypted with up-to-date encryption	🔗 Proof	All modern network communications (Wi-Fi 5/WPA2/WPA3, 5G, HTTPS/TLS 1.3) use strong, up-to-date encryption standards.
Storage	Encrypted with up-to-date encryption	🔗 Proof	Modern Android devices enforce mandatory file-based encryption by default to protect user data at rest.
Category Score	Score: 1 / 3

Criterion	Value	Proof	Comment
Account management	Full	🔗 Proof	The system offers comprehensive controls for adding, removing, and managing permissions for multiple user accounts.
Authentication	Secure	🔗 Proof	It supports strong authentication methods, including a side-mounted fingerprint sensor and complex PIN/passwords.
Brute-force protection	Exist	🔗 Proof	The lockscreen implements an exponential back-off delay after repeated failed unlock attempts to mitigate brute-force attacks.
Event logging	Access event logged	🔗 Proof	Associated cloud accounts (Google, Samsung) log and alert users of critical security events like new device sign-ins and password changes.
Passwords	Require change after setup with complexity requirements	🔗 Proof	During the initial device setup, the user is required to create a screen lock that meets the OS's minimum complexity standards.
Category Score	Score: 1 / 3

Property	Details
Operating System & App	Android 14 with One UI 6.0 (Companion App: Samsung Members, Galaxy Store)
Hardware (CPU / GPU)	CPU: Exynos 1280 (5nm) • GPU: Mali-G68
Memory & Storage	Memory: 6GB / 8GB RAM • Storage: 128GB / 256GB (microSDXC support)
Power, Battery & Charging	Battery: 5000mAh • Power: ~19.3Wh • Charging: 25W wired fast charging
Display & Camera	Display: 2340 × 1080, Super AMOLED, 120Hz, 1000 nits (HBM) • Camera: 50MP main camera (OIS) + 8MP ultra-wide camera + 2MP macro camera + 13MP front camera
Sound & Connectivity	Sound: Stereo speakers, Dolby Atmos, support for AAC, MP3, FLAC, etc. • Connectivity: 5G / 4G LTE; Wi-Fi 5 (802.11 a/b/g/n/ac); Bluetooth 5.3; NFC; 3.5mm headphone jack
Physical (Dimensions & Mass)	Dimensions: 162.0 × 77.5 × 8.2 mm • Mass: 195 g