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Padam Maklumat Sulit (Redact)

Padam maklumat sulit dan data peribadi secara kekal daripada dokumen PDF.

Keselamatan & Kunci

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Support:application/pdf, .pdf
不可逆物理销毁
彻底消灭底层文字与矢量流,杜绝复制或文本提取
深度元数据擦除
清空作者、标题、创建日期及 XMP 扩展隐私指纹
100% 本地计算
文件无需上传至云端服务器,保障极致安全

About This Tool

Redact PDF provides a visual, interactive editor to permanently conceal and protect sensitive data in your PDF documents. Drag to mark any confidential area—such as names, addresses, ID numbers, signatures, official seals, financial figures, or portraits—and apply blackout, whiteout, mosaic, or blur effects.

Unlike standard PDF editors that simply superimpose superficial black rectangles over existing text, this tool performs irreversible physical pixel rasterization. The underlying text layers, vector graphics, and OCR streams are completely destroyed and cannot be recovered by copy-pasting or reverse-engineering.

Additionally, the tool performs deep metadata wiping, eliminating author information, creation history, and XMP streams. All processing runs 100% locally in your browser with zero server uploads.

How to Use

  1. Muat Naik Fail

    Pilih fail dari peranti anda atau seret dan lepaskan ke sini.

  2. Pilih Pilihan

    Sesuaikan tetapan mengikut keperluan dokumen anda.

  3. Proses dan Muat Turun

    Klik butang muat turun setelah fail selesai diproses.

  4. Export Secured PDF

    Click "Generate Secured PDF" to execute irreversible flattening, metadata wiping, and download your secured document.

Use Cases

Privacy & Regulatory Compliance

Safely mask Personally Identifiable Information (PII) to comply with GDPR, HIPAA, or CCPA requirements.

Confidential Legal & Business Sharing

Obscure trade secrets, settlement terms, signatures, and stamps prior to public disclosure or external distribution.

Financial & Identity Protection

Conceal bank account numbers, tax IDs, credit card details, and ID card numbers from statements and invoices.

Frequently Asked Questions

No. The redacted areas undergo physical pixel burn-in flattening. Underlying text, vectors, and objects are completely removed from the file structure, making recovery impossible.