Zaštita PDF-a lozinkom besplatno online

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Select one or more pages on the left, then pick a tool above.
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Split a PDF
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Reorder PDF pages
Drag a page to move it
Rotate PDF pages
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Delete PDF pages
Extract PDF pages
Select the pages to keep
Add PDF page numbers
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Add watermark to PDF
VitePDF
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OCR PDF text search

Scans every page (including scanned/image-only pages with no selectable text) so you can search for a word or phrase.

PDF to Word

Extracts the real text where the PDF has it, and runs OCR automatically on scanned/image-only pages. Works best for simple, single-column documents — complex layouts, tables, and multi-column text won't be preserved exactly.

PDF to PowerPoint

Each page becomes one slide, rendered as a full-page image — layout, fonts, and graphics come out exactly as they look in the PDF. Runs entirely in your browser.

PDF to Excel

Reconstructs rows and columns from the PDF’s own text spacing, and runs OCR automatically on scanned/image-only pages. Works best for simple, clearly-aligned tables — free-form text near a table may get split oddly.

Word to PDF
PowerPoint to PDF
Excel to PDF
PDF to JPG

Each page becomes a .jpg image. Runs entirely in your browser — nothing is uploaded. Multiple pages are zipped together for download.

JPG to PDF
HTML to PDF

PDF to HTML

Produces one self-contained .html file — an image of each page with an invisible text layer on top, so it looks exactly like the PDF but the text stays selectable, searchable (Ctrl/Cmd+F), and copyable. Runs entirely in your browser.

Unlock PDF
Zaštita PDF-a lozinkom
Sign a PDF
Redact content
Compress PDF
Fill PDF forms
Crop / resize pages
PDF to plain text
Compare two PDFs

Original PDF

Click to choose, or drop it here

Revised PDF

Click to choose, or drop it here

Repair a PDF
Extract images from PDF
Edit PDF metadata
Read PDF aloud
Find & remove blank/duplicate pages
Combine pages for printing
Convert to grayscale
Bookmarks / table of contents

Kako zaštititi PDF lozinkom onlajn

  1. Izaberite PDF koji želite da zaključate.
  2. Unesite lozinku koju ljudi moraju da znaju da bi ga otvorili.
  3. Po želji označite „Onemogući štampanje” i/ili „Onemogući kopiranje” kako biste ograničili šta se može raditi nakon otvaranja.
  4. Kliknite na dugme Zaštiti PDF i preuzmite kopiju zaštićenu lozinkom.

Zašto koristiti VitePDF

  • Stvarno AES-256 šifrovanje — datoteci je nakon toga zaista potrebna vaša lozinka za otvaranje u bilo kom čitaču PDF-a.
  • Neobavezna ograničenja dozvola (bez štampanja, bez kopiranja) važe i za osobe koje imaju lozinku.
  • Nije potreban nalog, dokumentu se ne dodaje vodeni žig.

Često postavljana pitanja

Da li ovo radi sa svakim čitačem PDF-a ili samo sa VitePDF-om?

Sa svakim uobičajenim čitačem PDF-a — Adobe Acrobat, Preview, PDF pregledačima u pretraživaču i tako dalje. Lozinka je deo stvarnog šifrovanja datoteke, a ne posebnost ovog sajta.

Da li kasnije mogu da uklonim lozinku?

Da — upotrebite VitePDF alat Otključavanje PDF-a sa istom lozinkom da biste dobili nezaštićenu kopiju.

Da li je moja datoteka bezbedna prilikom korišćenja ovog alata?

Vaša datoteka i lozinka se prenose na server za obradu — kao kod svakog online alata za zaštitu PDF-a koji koristi stvarno šifrovanje — i ne čuvaju se nakon obrade.