Sony Xperia 1 IV Smartphone

Sony Xperia 1 IV Smartphone
Security Grade A- Calculator v	SONY Xperia 1 IV 5G Brand: SONY (Parent: Sony Group Corporation) Category: Smartphone • Model / Gen: 2022 XQ-CT54 Release Date: 2022-05-20 • Status: In sale Classification Date: • Official Website

Security Evaluation

1. Device Security

Criterion	Value	Proof	Comment
Known hardware tampering	Rare	https://www.ifixit.com/Device/Sony_Xperia_1_IV 🔗 Proof	As a major manufacturer, widespread hardware tampering in the supply chain is rare. Risks are similar to other brands, mainly with counterfeit or improperly repaired devices.
Known vulnerabilities	Rare	https://source.android.com/docs/security/bulletin 🔗 Proof	Sony provides monthly security updates for its flagship models. Known, unpatched critical vulnerabilities are therefore rare for a supported device like the Xperia 1 IV.
Prior attacks	Rare	https://www.kaspersky.com/blog/tag/android-malware/ 🔗 Proof	No widely documented, specific attacks targeting the Xperia 1 IV model exclusively. Users face general Android ecosystem threats.
Updatability	Very common	https://blog.sonymobile.com/2022/05/11/sony-announces-android-13-update-plan/ 🔗 Proof	Sony has a consistent record of providing regular monthly security patches and major OS updates for its flagship devices, making updates very common.
Category Score	Score: 2 / 3

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Full	https://developers.google.com/identity 🔗 Proof	Fully supports authentication with Google Mobile Services (GMS) and other standard Android services and APIs.
Communications	Encrypted with up-to-date encryption	https://www.wi-fi.org/discover-wi-fi/security 🔗 Proof	Supports current encryption standards for cellular (5G) and Wi-Fi (WPA3). Application data encryption relies on individual apps.
Storage	Encrypted with up-to-date encryption	https://source.android.com/docs/security/features/fbe 🔗 Proof	Uses standard Android File-Based Encryption (FBE) with strong algorithms to protect user data at rest.
Category Score	Score: 1 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Basic	https://support.google.com/android/answer/7664955 🔗 Proof	Provides standard device-level credential management (screen lock). Full account management is handled through the user's Google Account.
Authentication	Secure	https://source.android.com/docs/security/features/authentication 🔗 Proof	Offers a hardware-based side-mounted fingerprint sensor and support for strong passwords/PINs, providing secure authentication.
Brute-force protection	Exist	https://support.google.com/android/answer/11178361 🔗 Proof	Implements standard Android brute-force protection, including increasing lockout delays and factory reset options after excessive failures.
Event logging	Access event logged	https://developer.android.com/reference/android/app/admin/DevicePolicyManager 🔗 Proof	The Android system logs security-relevant events, but detailed audit logs are not typically accessible to the end-user.
Passwords	Require change after setup with complexity requirements	https://support.google.com/android/answer/9075927 🔗 Proof	Mandates the setup of a screen lock (PIN/Pattern/Password) during initial configuration, with options to enforce complexity.
Category Score	Score: 2 / 3

Technical Specifications

Property	Details
Operating System & App	Android 12 (Companion App: Various Sony camera/audio applications)
Hardware (CPU / GPU)	CPU: Qualcomm Snapdragon 8 Gen 1 GPU Adreno 730 • GPU: Adreno 730
Memory & Storage	Memory: 12 GB RAM • Storage: 256 GB / 512 GB
Power, Battery & Charging	Battery: 5000 mAh • Power: 30W wired charging • Charging: 30W fast charging, supports wireless charging, reverse wireless charging.
Display & Camera	Display: play 6.5" 4K HDR OLED, 120Hz refresh rate • Camera: Three rear cameras: 12MP (main camera) + 12MP (telephoto) + 12MP (ultrawide)
Sound & Connectivity	Sound: Stereo speakers, 3.5mm headphone jack, 360 spatial audio • Connectivity: 5G, Wi-Fi 6E, Bluetooth 5.2, NFC, USB-C
Physical (Dimensions & Mass)	Dimensions: 165 x 71 x 8.2 mm • Mass: 185 g

The Sony Xperia 1 IV is a high-end smartphone focused on professional-grade multimedia capabilities, running on the Android platform. Its security architecture is built upon the standard Android security model, enhanced by Sony's commitment to timely updates. The device includes a dedicated hardware security module for processing sensitive operations like biometric authentication. Sony maintains a close-to-stock Android experience, which can reduce the attack surface associated with heavy UI customizations. The security features are robust and align with industry standards for flagship devices, with a strong emphasis on providing regular security patches to address vulnerabilities.