Confidencial Documentation
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  • Getting Started
    • Sending secure PDFs with Confidencial
    • Viewing secure PDFs with Confidencial
    • Sending secure Word docs with Confidencial
    • Viewing secure Word docs with Confidencial
    • Sending secure Excel workbooks with Confidencial
    • Viewing secure Excel workbooks with Confidencial
    • Sending secure images with Confidencial
    • Viewing secure images with Confidencial
    • Sending secure messages with Confidencial
    • Viewing secure messages with Confidencial
    • Protecting content with Confidencial
    • Re-encrypting and changing who can see protected content
  • General
    • How Confidencial Works
      • What is End-to-End Protection
      • In-doc encryption
      • The Confidencial Public Key Registry
      • The Confidencial Private Key Server
      • The Confidencial Log Server
    • Account types
      • Individual
      • Organization
      • Organization administrator
    • File types
    • Key types
      • Cloud-stored keys
      • Device-stored keys
      • Temporary keys
      • Enterprise keys
      • Recovery keys
    • Logging in to the desktop or web app
    • Logging in to Confidencial
    • Encryption policies
    • Selecting encryption recipients
    • Inviting other users to Confidencial
    • Accepting an invite to Confidencial
    • Creating a Confidencial individual account
    • Re-encrypting and changing who can see protected content
    • Confidencial organizations
  • Web App
    • Encrypting a message
    • Decrypting a message
    • Encrypting files and folders
    • Decrypting a .c11 file or .c11.zip file bundle
    • Re-encrypting a Confidencial-protected file or file bundle and changing who can see them
  • Desktop App
    • Installing the desktop app
    • Encrypting files and folders
    • Decrypting a .c11 file or .c11.zip file bundle
  • Microsoft Office Add-ins
    • Installing the Microsoft Office add-ins
    • Opening the task pane
    • Logging in from an Office application
    • Encrypting an entire Word document
    • Encrypting parts of a Word document
    • Decrypting a Word document
    • Re-encrypting a Word document and changing who can see protected content
    • Installing Microsoft Add-ins via the Admin Center
  • Advanced Features
    • Storing keys on your device
    • Loading a key from your device
    • Creating a machine token
    • Obtaining public-private key pairs for use with the Confidencial SDK
  • How to Use Secure Document Request (SDR)
  • Secure Document Send
    • Sending Documents with Secure Document Send
    • Viewing Historical Document Sends
    • Creating a Persistent Share Link
    • Receiving a Persistent Share Link
  • Cloud Protector
    • Connecting AWS S3
    • Connecting Box
    • Connecting Dropbox
    • Connecting Google Cloud
    • Connecting Google Drive
    • Connecting Microsoft Azure Blob
    • Connecting Microsoft OneDrive
    • Connecting Microsoft SharePoint
    • Connecting Server Message Block
    • Connecting Wasabi
    • Connecting On-Premises Storage
  • Enterprise Deployment
    • Connecting your identity provider to Confidencial
    • Creating an S3 bucket for document requests
    • Creating a Cognito user pool to enable S3 bucket access via IDP credentials
    • Deploying the Confidencial Key Server in your environment
      • Configuring an AWS Elastic Container Service (ESC) instance
    • Running a database migration
    • Pushing a container image to your AWS container registry
    • Connecting your identity provider to the Confidencial Key Server
    • Deploying the Confidencial Desktop App to your enterprise users
    • Deploying the Confidencial Office Add-ins to your enterprise users
    • Setting up Microsoft Entra to use an Exchange account to send email notifications
  • Organization Administration
    • Adding members to an organization
    • Pre-loading members into your organization
    • Designating a member as an administrator
    • Creating a recovery key for an organization
    • Monitoring Confidencial usage within an organization
    • Organization-level policies
    • Administrator permissions
  • Command-Line Interface (CLI)
  • Software Development Kit (SDK)
  • Contact Us
  • System Requirements
  • Legal/Licensing
  • How to Access Confidencial Documents for First Time Recipients
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  1. Web App

Encrypting files and folders

PreviousDecrypting a messageNextDecrypting a .c11 file or .c11.zip file bundle

Last updated 2 months ago

ℹ️ These instructions show you how to encrypt files and folders using the Confidencial web app. You can also .

Begin by going to and if necessary

  1. From the Encryption Tools page, choose the files and/or folders you want to protect. There are two ways to do this.

    1. You can choose files and folders by clicking the choose files link in the input box

    2. You can drag and drop files and/or folders onto the input box

  2. After you have selected the files and/or folders you want to protect, that you want to be able to see the protected content

  3. Click Encrypt

  4. Click Save File to choose a location to store your Confidencial-protected file

✅ You have now created a Confidencial-protected file that contains the files and/or folders you selected.

ℹ️ If you selected a single file to protect, a single .c11 file will be generated that is a protected version of the file. If you selected multiple files and/or one or more folders to protect, a file bundle will be created in the form of a .zip file that contains multiple .c11 files. In both cases (single .c11 file or .zip file containing multiple .c11 files), you will be able to decrypt the file or bundle in either the or the .

desktop app
web app
encrypt with Confidencial’s desktop app
my.confidencial.io
logging in
select the recipients