Password Protect PDF Online
Add password protection to your PDF documents. Secure sensitive files with encryption before sharing.
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Drop your file here
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How to Protect PDF
1
Upload the PDF you want to protect.
2
Flip adds AES-256 encryption with a password.
3
Download your password-protected PDF.
Why Use Flip for Protect PDF?
AES-256 encryption for maximum security
Password-protect sensitive documents
Restrict access to confidential files
Fast encryption process
No software required
Secure processing
Frequently Asked Questions
What encryption is used?
Flip uses AES-256 encryption, the same standard used by banks and governments for maximum security.