Client-Side PDF Toolkit
100% Client-Side PDF processing. No server uploads.
About PDF Permission Inspector
The PDF Security Permissions & Encryption Inspector parses PDF `/Encrypt` dictionaries and `/P` permission integer bitmasks, displaying exact security restrictions (Printing, Copying, Modifying, Annotating, Form Filling, Screen Readers).
How to Use PDF Permission Inspector
Step 1
Upload any PDF document.
Step 2
Review decoded encryption method and bitmask permissions checklist.
Step 3
Inspect compliance flags for Screen Readers and Printing permissions.
Step 4
Click "Copy Permission Report".
Practical Use Cases for PDF Permission Inspector
Auditing PDF Access Restrictions on Corporate Documents
Verify why a downloaded PDF prevents clipboard text copying or disables the Print button in Adobe Acrobat.
Checking Screen Reader Accessibility Permissions (Section 508 / ADA)
Verify that the "Accessibility Content Extraction" bitmask is enabled so visually impaired users with screen readers can access the text.
Input & Output Examples
Inspecting Encrypted eBook Permissions
File: `protected_ebook.pdf` (Encryption: `Standard V4 AES-128`, Permission Bitmask: `-3904`)
Printing: `Low Resolution Only` | Text Copying: `Disabled` | Form Filling: `Allowed` | Screen Readers: `Allowed` ✅
Key Features & Performance
- ✓Decodes PDF `/P` permission bitflags into plain English boolean status indicators.
- ✓Identifies Encryption Filter algorithm (`Standard`, `Adobe.PubSec`, `AES-128`, `AES-256`, `RC4-40`, `RC4-128`).
- ✓Inspects `/V` (Version), `/R` (Revision), and `/Length` (Key Length in bits) dictionary parameters.
- ✓100% Client-Side binary parser.
- ✓1-Click Copy security audit report.
Key Terminology & Definitions
PDF Permission Bitmask (`/P`)
A 32-bit signed integer in the PDF `/Encrypt` dictionary whose binary bits define specific user action permissions.
Accessibility Extraction Bit (Bit 10)
The permission flag authorizing assistive technologies (screen readers) to extract text for visually impaired accessibility.