AES-CBC + Elephant diffuser
Brief Description
A Disk Encryption Algorithm for Windows Vista
The specifications of the AES-CBC + diffuser algorithm used in BitLocker Drive Encryption
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Quick Details
| File Name: | BitLockerCipher200608.pdf |
| Version: | 2006-08 |
| Date Published: | 9/13/2006 |
| Language: | English |
| Download Size: | 185 KB |
| Estimated Download Time: | 1 min 56K |
Overview
The Bitlocker Drive Encryption feature of Windows Vista poses an interesting set of security and performance requirements on the encryption algorithm used for the disk data. We discuss why no existing cipher satisfies the requirements of this application and document our solution which consists of using AES in CBC mode with a dedicated diffuser to improve the security against manipulation attacks. 
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System Requirements
- Supported Operating Systems: Windows Vista
BitLocker is only availble in the Enterprise and Ultimate editions of Windows Vista Top of page
Instructions
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