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authorJoel Sing <jsing@cvs.openbsd.org>2016-09-21 17:57:34 +0000
committerJoel Sing <jsing@cvs.openbsd.org>2016-09-21 17:57:34 +0000
commit21c170fafcc7b6ad964e02a4e81c2a051ac9fd78 (patch)
tree92623a32052fe73d79533dcfcb12e8d4ca194130 /sbin/bioctl/bioctl.8
parent28175bf038a9d1a842b8a3515d3962eee4e29887 (diff)
Document auto rounds.
Diffstat (limited to 'sbin/bioctl/bioctl.8')
-rw-r--r--sbin/bioctl/bioctl.88
1 files changed, 6 insertions, 2 deletions
diff --git a/sbin/bioctl/bioctl.8 b/sbin/bioctl/bioctl.8
index 7b47098349b..9a38ec444a3 100644
--- a/sbin/bioctl/bioctl.8
+++ b/sbin/bioctl/bioctl.8
@@ -1,4 +1,4 @@
-.\" $OpenBSD: bioctl.8,v 1.101 2016/09/21 17:08:04 jsing Exp $
+.\" $OpenBSD: bioctl.8,v 1.102 2016/09/21 17:57:33 jsing Exp $
.\"
.\" Copyright (c) 2004, 2005 Marco Peereboom
.\"
@@ -266,7 +266,11 @@ passphrase into a key, in order to create a new encrypted volume or change the
passphrase of an existing encrypted volume.
A larger number of iterations takes more time, but offers increased resistance
against passphrase guessing attacks.
-The minimum is 4 rounds and the default is 16.
+If
+.Ar rounds
+is specified as "auto", the number of rounds will be automatically determined
+based on system performance.
+Otherwise the minimum is 4 rounds and the default is 16.
.It Fl s
Read the passphrase for the selected crypto volume from
.Pa /dev/stdin