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Secure your PDF with a password

Protect your PDF files online with easy and quick tool. Add a password and encrypt your PDF

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Upload from Device
Click to Upload Your File
Upload from Device
Size up to 50 MB
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feature_imgEasy to Add
feature_imgFast to Download

How to secure a PDF file online:

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  1. iconUpload the PDF file you wish to protect.
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  2. iconSet a password for your PDF file.
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  3. iconDownload your encrypted and locked PDF document.

Why Choose PDF Master

All-In-One PDF Editor

All-In-One PDF Editor

Getting lost in apps and services for document handling? Do everything in just one browser tab. Bookmark PDF Master and convert, modify, protect, resize, split, and even sign documents in one interface.

100% Safe and Secure

100% Safe and Secure

With advanced encryption our converter ensures that your sensitive data remains protected throughout the conversion process. Don't worry about your privacy, we protect you with industry-standard security.

No Setup Needed

No Setup Needed

No need to download any apps or extensions. Convert files on desktops, laptops, tablets, smartphones, and popular operating systems, including Windows, macOS, iOS, and Android. Convert files anywhere, at any time, on any device using just your browser.

Easy Intuitive Tool

Easy Intuitive Tool

No technical knowledge is required. Upload or drag&drop your file to the platform, choose the format, edit it as you want, and we will do the rest. Easy and incredibly useful!

Quick and Accurate Conversion

Quick and Accurate Conversion

Few clicks is all it takes to convert your scanned documents to digital formats. Get editable files in seconds. Save loads of time and effort!

Ask Our Expert!

Ask Our Expert!

Get help of our friendly team of experts whenever you need it. Reach out by email to get rapid adviсe. Only speed and effectiveness.

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