search cancel

How file data is encrypted by Symantec File Share Encryption

book

Article ID: 150180

calendar_today

Updated On:

Products

File Share Encryption Powered by PGP Technology

Issue/Introduction

 

Resolution

Symantec File Share Encryption enables specific users to share protected files in a shared space, such as on a corporate file server or in a shared folder. Files and folders can be automatically encrypted based on policy or manually using a simple drag-and-drop interface.

File Data Encryption

  • Uses AES 256 - symmetric cipher to encrypt files
  • Uses EME, with a cipher mode with 512 bytes block size
     

File Share Encryption key usage

  • File data encrypted to unique File Encryption Key (FEK)
  • FEK is encrypted to a Directory Encryption Key (DEK)
  • DEK is encrypted to each user's key