DocCloak: Encryption for Google Docs

DocCloak for Individuals

DocCloak for Individuals supports all of Google Docs' features and allows users to share their cloaked online documents with any single DocCloak user.
DocCloak users know for a fact that their data is protected, because all private keys are stored in their own computers. DocCloak for individuals is freeware.

DocCloak for Groups

DocCloak for Groups automatically allows users to securely upload, edit, save and share their cloaked documents with any and all DocCloak users.
With DocCloak for groups, your business or organization can finally use Google docs with peaceful mind. DocCloak ensures that your data is not readable by anyone other than those you choose to share it with.

DocCloak Enterprise Edition

DocCloak Enterprise edition allows users to securely upload, edit, save, and share their cloaked documents with any and all DocCloak users.
DocCloak Enterprise Edition is a turnkey solution through all traffic of Google Docs. DocCloak Enterprise Edition both backs up and encrypts your organization’s crucial documents, as well as provides private key management for your entire organization.