| Apple iPhone 18 Pro Max
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Security Grade
Calculator v
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Apple iPhone 18 Pro Max (A3718)
Release Date: 2026-09-18 • Status: In sale
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Security Evaluation
1. Device Security
| Criterion
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Value
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Proof
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Comment
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| Known hardware tampering
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Rare
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🔗 Proof
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Apple provides hardware integrity checks through Parts and Service History, which can identify certain unverified or modified components. The frequency of malicious hardware tampering on this specific model has not been established; Rare is a provisional estimate.
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| Known vulnerabilities
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Rare
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🔗 Proof
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Apple's iOS 27 security bulletin documents vulnerabilities fixed in the operating system. These findings demonstrate platform-level security risks, but do not establish frequent unpatched vulnerabilities specific to the iPhone 18 Pro Max. Rare is a provisional assessment.
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| Prior attacks
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Rare
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🔗 Proof
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Apple has acknowledged sophisticated targeted attacks affecting versions of iOS before iOS 27. No attack specifically involving the iPhone 18 Pro Max was established by the sources reviewed. This provisional rating reflects the broader iPhone platform rather than a confirmed attack on this model.
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| Updatability
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Very common
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🔗 Proof
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The device supports over-the-air iOS software and security updates. Users can enable automatic downloading and installation of updates to receive security patches and bug fixes.
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| Category Score
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Score: 2 / 3
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2. System Security
| Criterion
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Value
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Proof
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Comment
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| Authentication with other systems
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Partial
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🔗 Proof
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The device supports over-the-air iOS software and security updates. Users can enable automatic downloading and installation of updates to receive security patches and bug fixes.
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| Communications
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Encrypted with up-to-date encryption
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🔗 Proof
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iOS provides App Transport Security, which requires modern TLS protections for supported app network connections by default. Developers may configure exceptions, so encryption is not guaranteed for every third-party connection.
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| Storage
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Encrypted with up-to-date encryption
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🔗 Proof
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Apple Data Protection uses hardware-backed encryption, per-file keys and AES-based cryptographic protection to secure data stored on supported iPhone devices.
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| Category Score
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Score: 2 / 3
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3. User Authentication
| Criterion
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Value
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Proof
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Comment
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| Account management
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Basic
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🔗 Proof
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https://support.apple.com/en-sg/guide/iphone/iph76e54c61e/27/ios/27
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| Authentication
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Secure
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🔗 Proof
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The iPhone supports Face ID and device passcodes. Apple's Secure Enclave protects sensitive authentication information and provides hardware-backed security for biometric authentication.
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| Brute-force protection
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Exist
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🔗 Proof
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iOS implements escalating delays after repeated incorrect passcode attempts, making automated brute-force attempts against the device passcode more difficult.
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| Event logging
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Access event logged
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🔗 Proof
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iOS provides App Privacy Report for recording certain app data, sensor access and network activities when enabled. Apple Account also provides security-related notifications, but these features do not constitute a complete user-access audit log.
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| Passwords
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Require change after setup with complexity requirements
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🔗 Proof
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The iPhone uses a user-created device passcode rather than a shared factory-default password. Users can select six-digit, four-digit, custom numeric or alphanumeric passcodes. A mandatory post-setup password change is not a standard requirement, so this legacy rubric option is only an approximate match.
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| Category Score
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Score: 2 / 3
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Technical Specifications
| Property
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Details
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| Operating System & App
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iOS 27 (Companion App: N/A (standalone smartphone))
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| Hardware (CPU / GPU)
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CPU: Apple A20 Pro, 6-core CPU (2 super cores + 4 efficiency cores) • GPU: Apple A20 Pro, 7-core GPU with Neural Accelerators
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| Memory & Storage
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Memory: 12 GB RAM • Storage: 256 GB / 512 GB / 1 TB / 2 TB
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| Power, Battery & Charging
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Battery: Built-in rechargeable lithium-ion battery; 5,391 mAh (physical SIM models) or 5,567 mAh (eSIM-only models) • Power: Battery-powered; USB-C wired charging • Charging: USB-C fast charging (50% in about 15 minutes with 60W or higher adapter); MagSafe and Qi2 wireless charging up to 25W
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| Display & Camera
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Display: 6.9-inch Super Retina XDR OLED, 2868 x 1320 pixels, 460 ppi, 120Hz ProMotion • Camera: Rear: 48MP Fusion Main + 48MP Ultra Wide + 48MP Telephoto; Front: 18MP Center Stage
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| Sound & Connectivity
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Sound: Built-in stereo speakers and microphones, Spatial Audio, Dolby Atmos • Connectivity: 5G, 4G LTE, Wi-Fi 7, Bluetooth 6, NFC, Thread, Ultra Wideband, GPS, USB-C
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| Physical (Dimensions & Mass)
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Dimensions: 163.4 x 78.0 x 8.75 mm • Mass: 249 g
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The Apple iPhone 18 Pro Max is a premium smartphone released in September 2026. It features the Apple A20 Pro chip, a 6.9-inch Super Retina XDR OLED display, an advanced camera system, and iOS 27.
Its security features include Face ID, hardware-backed data protection, encrypted storage, application sandboxing, two-factor authentication for Apple Account services, and regular software security updates. App Transport Security provides modern TLS protections for supported network connections.
The security classification is based primarily on official Apple documentation and publicly available security advisories as of October 21, 2026. Some ratings, particularly those related to hardware tampering and previous attacks, are provisional because model-specific frequency data is limited. The classification does not represent a penetration test or a guarantee that the device is free from vulnerabilities.
