eCryptfs: a Stacked Cryptographic Filesystem

A new cryptographic filesystem in the Linux kernel uses stacking technology.
Legal Statement

This work represents the view of the author and does not necessarily represent the view of IBM.

IBM is a registered trademark of International Business Machines Corporation in the United States, other countries, or both.

Linux is a registered trademark of Linus Torvalds in the United States, other countries, or both.

TrueCrypt is a trademark of the TrueCrypt Foundation.

Other company, product, and service names may be trademarks or service marks of others.

Mike Halcrow ( is a Security Software Engineer at the IBM Linux Technology Center and is the lead architect and developer of eCryptfs. He is also pursuing a Master's degree in Computer Science at UT, Austin. In the past, he has maintained the openCryptoki PKCS#11 application, contributed to Common Criteria CAPP/EAL security certification efforts for Linux and authored the BSD Secure Levels Linux Security Module (LSM) that shipped in previous versions of the Linux kernel.



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How interface HW accelerator to eCryptofs to do encryption

RamaKris's picture

Hi i want to interface or configure HW accelerator to eCryptfs.
How to do that coz my HW can do AES,DES and i want to use hardware accelerator with eCryptfs to do disk encryption.


Webkatalog's picture

I take this informations for my daily work at my webkatalog.

Quick note from the author

Michael Halcrow's picture

This article is on page 54 of the print edition. I recommend picking up a copy; there are several good security-related articles in there.

Visit for more information on eCryptfs.