Not sure if this was posted here. Reposting this as it was posted to RISKS Digest:

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Date: Tue, 18 Dec 2007 23:21:45 -0500 (EST) From: "David Lesher" <wb8foz@panix.com> Subject: Fifth Amendment: Passphrase cannot be forced

U.S. Magistrate Judge Jerome Niedermeier ruled that a man accused of transporting child pornography has a Fifth Amendment right to keep his password in his head, not give it to prosecutors.

In other words, the Fifth Amendment protects the right to keep passwords.

<http://www.volokh.com/files/Boucher.pdf>

-- Shawn K. Quinn <skquinn@speakeasy.net>