Apple Pencil Pro

Apple Pencil Pro
Security Grade B Calculator v	Apple Pencil Pro Brand: Apple (Parent: Apple Inc.) Category: Active stylus for iPad • Model / Gen: Pro model Apple Pencil A2990 Release Date: 2024-05-07 • Status: In sale Classification Date: • Official Website

Security Evaluation

1. Device Security

Criterion	Value	Proof	Comment
Known hardware tampering	None	[[1](https://support.apple.com/en-us/120435) [2](https://help.apple.com/pdf/security/en_US/apple-platform-security-guide.pdf) 🔗 Proof]	Sealed proprietary hardware, no widespread tampering reports
Known vulnerabilities	Rare	🔗 Proof	Very few public security vulnerabilities; patched by firmware
Prior attacks	Rare	🔗 Proof	Attacks require physical proximity and paired iPad
Updatability	Very common	🔗 Proof	Automatic firmware updates via paired iPad
Category Score	Score: 2 / 3

2. System Security

Criterion	Value	Proof	Comment
Authentication with other systems	Partial	🔗 Proof	Bound to iPad and Apple ID via Find My; no independent login
Communications	Encrypted with up-to-date encryption	🔗 Proof	Secure encrypted communication channel with paired iPad
Storage	Encrypted with up-to-date encryption	🔗 Proof	Pairing credentials stored encrypted locally
Category Score	Score: 2 / 3

3. User Authentication

Criterion	Value	Proof	Comment
Account management	Basic	🔗 Proof	Tied to Apple ID / Find My, no local user accounts
Authentication	Secure	🔗 Proof	Secure proprietary pairing binding to host iPad
Brute-force protection	Basic	🔗 Proof	Connection retry limits to prevent repeated pairing attempts
Event logging	Partial logging	🔗 Proof	Pairing events logged on iPad host, limited logging on stylus
Passwords	Default/Common/Easy to guess	🔗 Proof	No user configurable password, uses factory crypto keys
Category Score	Score: 2 / 3

Technical Specifications

Property	Details
Operating System & App	Apple Pencil embedded firmware (Companion App: iPadOS Settings, Notes, Find My)
Hardware (CPU / GPU)	CPU: Custom Apple controller chip • GPU: N/A
Memory & Storage	Memory: On-chip embedded RAM • Storage: Embedded flash for firmware and pairing data
Power, Battery & Charging	Battery: Built-in rechargeable lithium-ion battery • Power: Up to 12 hours of usage on full charge • Charging: Magnetic attach charging on compatible iPad
Display & Camera	Display: N/A • Camera: N/A
Sound & Connectivity	Sound: N/A • Connectivity: Wireless pairing over proprietary link, Bluetooth
Physical (Dimensions & Mass)	Dimensions: 166 mm × 8.9 mm • Mass: 19.15 g

This entry covers Apple Pencil Pro, an active iPad stylus with embedded firmware. It supports automatic OTA firmware updates, encrypted communication with paired iPad, Apple ID binding through Find My, squeeze gesture, hover function and pressure sensing.