cpasswd - change passphrase on cfs directory
cpasswd changes the passphrase associated with a Cryptographic File
System (CFS) directory. cpasswd prompts for the old passphrase, and,
if it is correct, a new passphrase, which must be entered twice.
Passphrases must contain at least a minimum number of characters
Only new format (CFS 1.3 or later) directories can have their
known-plaintext hash of the assigned keys.
identifies the cipher algorithm.
encrypted key file
cfsd(8), cattach(1), cmkdir(1)
One passphrase per encrypted directory; there is no provision (yet) for
individual users’ passphrases.
Matt Blaze; for information on cfs, email to firstname.lastname@example.org.