PDF Password Protector
Add encryption standards to secure financial statement documents or medical sheets. Apply a master password to prevent unauthorized readers from opening your files.
Upload your PDF file to Protect
Drag & Drop files here, or browse files
How to Use PDF Password Protector
1
Select the PDF you want to protect.
2
Enter a strong password of your choice.
3
Click 'Protect PDF' to encrypt.
4
Download the encrypted PDF.
Frequently Asked Questions
Can ImageFormatChanger Tools recover my password?
No. The password is cryptographically applied locally. We do not store passwords, so if you lose it, the file cannot be opened.
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100% Secure & Private
This tool runs entirely in your web browser. No files, documents, or data are sent to our servers. All operations happen in-memory locally.