PDF Encryptor
Professional PDF encryption tool, add password protection to PDF files online, ensure document security
Support PDF format, maximum 50MB
or drag and drop PDF file here
Waiting for file upload
How to Use PDF Encryptor
- Select a PDF file to encrypt
- Choose encryption type and set passwords
- Click encrypt to protect the PDF
- Download the encrypted PDF file
Recommended Tools
Popular tools recommended based on usage statistics
Image Compressor
Online image compression, reduces file size while maintaining quality
PDF-kompressor
Online PDF file compression, reduces file size
JSON Formatter
Professional JSON formatting tool, supports beautification, compression, validation
Base64 Encoder/Decoder
Online Base64 encoding and decoding tool, supports text, image, file encoding
Text Case Converter
Quickly convert text case, supports multiple formats
Password Generator
Secure random password generation, supports multiple character types
Random Generator
Generate random numbers, strings, etc.
URL Encoder
URL encoding and decoding tool, handles special characters