PDF Beveiliging

Toevoegen password protection to your PDF documents with AES-256 encryption, or remove an existing password you already know. Separate user and owner passwords let you control who can open the file versus who can print, copy, or edit it. Everything happens on your device — your files never leave your browser.

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Functies

Industry-Standaard AES-256 encryption for serious Document protection

Separate user Wachtwoord (to Openen) and owner Wachtwoord (to restrict actions)

beperken afdrukken, kopiëren, bewerken, and adding comments independently

Verwijderen an existing password from a protected PDF when you know the current one

Real-Tijd Wachtwoord strength indicator while you Maken a Nieuw Wachtwoord

Live Voorbeeld shows your PDF locked or unlocked before you Downloaden it

Everything happens on your Apparaat — Bestanden never reach a Server

Fully compatible with iOS, Android, and web browsers, Gratis to use

Hoe het werkt

Choose Jouw PDF

Select the PDF you want to protect or unlock, or drag & drop it into the interface. Jouw file stays on your device and is never uploaded anywhere.

Set Wachtwoord and Restrictions

Kiezen to Toevoegen a Nieuw Wachtwoord or Verwijderen an existing one. When protecting, set a strong Wachtwoord and decide which restrictions (printing, copying, editing) to Toepassen.

Encrypt or Ontgrendelen and Downloaden

Jouw PDF is encrypted with AES-256 or its existing password is removed. Downloaden your secured or unlocked file the moment it's ready.

Gebruikssituaties

Voor wie is het?

Lawyers and accountants sharing confidential client Documenten by E-mail

HR-afdelingen die salarisstroken en persoonlijke werknemersgegevens beschermen

Businesses securing contracten and voorstellen before verzenden them to third parties

Anyone receiving a Wachtwoord-protected PDF who needs to Verwijderen the lock to Bewerken or archive it

Students and researchers protecting theses or unpublished werk before submission

FAQ

Veelgestelde vragen

How Veilig is AES-256 encryption?

AES-256 is one of the strongest encryption standards in use Vandaag, trusted by governments and financial institutions worldwide. Breaking it through brute force is practically impossible with Huidige technology.

Can I Wijzigen the Wachtwoord of an already protected PDF?

Yes. Eerste Verwijderen the Huidige Wachtwoord using the Ontgrendelen Modus, then Beveiligen the Bestand again with a Nieuw Wachtwoord. You need to know the existing Wachtwoord to do this.

What's the difference between the user Wachtwoord and the owner Wachtwoord?

The user Wachtwoord is Vereist to Openen and Bekijken the Document at Alle. The owner Wachtwoord controls Rechten like printing, copying, and editing once the Document is Openen. They can be the same or different depending on your needs.

What happens if I forget the Wachtwoord I set?

Pofide cannot recover or bypass a forgotten Wachtwoord — encryption is performed entirely in your Browser and we never store your Bestanden or passwords. Keep your Wachtwoord somewhere safe before encrypting an important Document.

Gerelateerde tools

Ondertekenen PDF PDF Wachtwoord Recovery Bestand Rechten Toevoegen Watermerk Stempel / Seal

Uw privacy is beschermd

Alle PDF-bewerkingen gebeuren op uw apparaat. Uw documenten worden nooit naar onze servers geüpload.

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