English
Close
 简体中文
 Русский
 عربي
 Français
 Deutsch
 Italiano
 Español
 Svenska
 Türkçe
English
简体中文 Русский عربي Français Deutsch Italiano Español Svenska Türkçe
  • caret-downDeveloper Center
      • caret-closedWelcome To Learn Aspose.Cells Cloud
      • What's new
      • caret-closedGetting Started
      • caret-downDeveloper Guide
          • caret-closed4.0 Version Developer Guide
          • caret-closedFiles and Storage
          • caret-closedSpreadsheet Elements
          • caret-downSpreadsheet Operations
              • caret-closedCreate Excel and Report
              • caret-closedExcel Common Operations
              • caret-closedSearch and Replace
              • caret-closedText Processing
              • caret-closedWatermark and Background
              • caret-closedImport and Export Data
              • caret-closedConversion and Save As
              • caret-closedMerge and Split
              • caret-closedBatch Excel files
              • caret-downProtect Excel
                  • Encrypt an Excel file
                  • Protect an Excel File
                  • Digital signature
                  • Encrypt Excel files
                  • Decrypt an Excel file
                  • Unprotect Excel file
                  • Lock Excel files
                  • Unlock Excel Files
                  • Modify an Excel file password
                  • Clear Excel Files Password
              • Auto Fitter Options
              • Convert Workbook Options
              • File Info
              • caret-closedCompress and Repair
          • caret-closedTasks
      • caret-closedDocker
      • Release Notes
  1. Home
  2. Developer Center
  3. Developer Guide
  4. Spreadsheet Operations
  5. Protect Excel

Encrypt, Decrypt, and Digital signature Excel files.

Contents
[ Hide ]

Protect and unprotect Excel files.

  • How to encrypt an Excel file.
  • How to protect an Excel file.
  • How to add digital signature for an Excel file.
  • How to protect Excel files.
  • How to set password for an Excel file.
  • How to decrypt an Excel file.
  • How to unprotect an Excel file.
  • How to unlock Excel files.
  • How to clear password for an Excel file.
Batch processing of Excel files. Conversion, Lock, Protect, Split, and Unlock. Auto Fitter Options