Protect PDF with Password
Encrypt your document directly in local memory. Never uploaded to any server.
Select PDF File to Protect
or drag & drop your PDF file here
Client-Side Encryption Guarantee
Passphrases and encryption keys are processed solely on your device’s browser thread. KraftDoc has zero knowledge of your passwords and never transmits unencrypted or encrypted documents across the network.
Encrypt & Secure Sensitive PDF Documents with AES Password Protection
Financial institutions and employers (such as Tier-1 financial institutions, accounting systems, and enterprise HR portals) issue monthly statements and payslips protected with passwords. When applying for financial audits, legal proceedings, or corporate filings, you often need to submit clean, unencrypted copies. KraftDoc strips passwords on-device with zero exposure to third-party cloud servers.
Bank Statements
Securely protect corporate memos, financial dossiers, external compliance audits and financial reviews.
Payroll & Tax Statements
Remove open passwords from employer-issued payroll records and verified compliance reports.
Zero Cloud Uploads
Passcodes and financial figures are decrypted inside local RAM; no external logging.
Frequently Asked Questions
How do I add password protection to a confidential PDF?
Select your PDF, enter a strong alphanumeric password, and download the AES-encrypted version instantly in your browser.
Is it safe to enter my statement password here?
Yes. Your document and password never travel over the internet. Everything is processed directly inside your browser tab.
Will this tool work on mobile devices?
Yes. KraftDoc works directly across all mobile browsers including Chrome and Safari on iOS and Android.
Protect Confidential Documents Before Sharing on Email & WhatsApp
Sharing sensitive personal records (such as ITR acknowledgments, payroll records, National ID/Tax IDs, bank account statements, and property paperwork) over messaging apps or email carries significant identity theft risks. KraftDoc allows you to lock files with robust AES password encryption entirely on your device before dispatching.
Tax & Salary Records
Encrypt Annual Tax Statements, payslips, and ITR files with custom passwords before forwarding to CAs or banks.
ID Proofs & KYC
Lock National ID, voter ID, and passport copies to prevent unauthorized circulation.
On-Device Encryption
Password calculation runs in local memory; no keys or files are transmitted to the cloud.
Frequently Asked Questions
How do I add a password to my PDF?
Upload your file, enter your desired password in the text field, and tap Protect. The encrypted document will download instantly.
Does KraftDoc save my password or view my file?
No. KraftDoc operates entirely within your browser tab via client-side WebAssembly. No passwords, data logs, or file buffers ever reach external servers.
Will this encrypted PDF open on smartphones?
Yes. The file is standard PDF-encrypted and will prompt for the password on any mobile PDF reader (Google Drive, Apple Files, Adobe Acrobat).