Secure PDF Lock · v2
Protect your PDF with a strong password
Upload your PDF, choose a password and we’ll instantly create a locked, non-editable copy for sharing.
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Upload PDF to protect
Drag & drop your PDF file here
Max 25 MB · Single PDF only
Password & security
Use a unique password — we don’t store it.
🔐 Tip: Use a unique password only for this PDF. Don’t reuse your email / banking password.
Ready when you are.
✅
Your protected PDF is ready
Keep your password safe – you’ll need it to open this file.