Module Name: src
Committed By: nia
Date: Fri Sep 27 12:49:41 UTC 2024
Modified Files:
src/share/man/man4: cgd.4
Log Message:
cgd.4: aes mode advice from riastradh@
To generate a diff of this commit:
cvs rdiff -u -r1.24 -r1.25 src/share/man/man4/cgd.4
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/cgd.4
diff -u src/share/man/man4/cgd.4:1.24 src/share/man/man4/cgd.4:1.25
--- src/share/man/man4/cgd.4:1.24 Mon Aug 17 17:18:02 2020
+++ src/share/man/man4/cgd.4 Fri Sep 27 12:49:41 2024
@@ -1,4 +1,4 @@
-.\" $NetBSD: cgd.4,v 1.24 2020/08/17 17:18:02 riastradh Exp $
+.\" $NetBSD: cgd.4,v 1.25 2024/09/27 12:49:41 nia Exp $
.\"
.\" Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -27,7 +27,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
.\" POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd August 16, 2020
+.Dd September 27, 2024
.Dt CGD 4
.Os
.Sh NAME
@@ -83,6 +83,10 @@ encryption under
.Tn AES
of the little-endian encoding of the disk sector number.
The default key length is 128 bits.
+.Tn CBC
+mode is expected to provide marginally better theoretical security than
+.Tn XTS
+mode.
.It Li "aes-xts" (key sizes: 256 or 512 bits)
.Tn AES
in
@@ -100,6 +104,10 @@ or
keys.
The default key length is 256, meaning
.Tn AES-128.
+.Tn XTS
+mode is expected to provide marginally better theoretical performance than
+.Tn CBC
+mode.
.El
.Ss Obsolete Ciphers
The following obsolete ciphers are supported for compatibility with
