linux-kernel - [PATCH 2/7] Two new CONFIG options for the random(4) driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1446906642-19372-2-git-send-email-sandyinchina@gmail.com>
Date:	Sat,  7 Nov 2015 09:30:37 -0500
From:	Sandy Harris <sandyinchina@...il.com>
To:	"Theodore Ts\\'o" <tytso@....edu>,
	Jason Cooper <jason@...edaemon.net>,
	"H. Peter Anvin" <hpa@...or.com>, John Denker <jsd@...n.com>
Cc:	linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org
Subject: [PATCH 2/7] Two new CONFIG options for the random(4) driver

Signed-off-by: Sandy Harris <sandyinchina@...il.com>
---
 drivers/char/Kconfig | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index a043107..0e0e6b5 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -603,5 +603,28 @@ config TILE_SROM
 
 source "drivers/char/xillybus/Kconfig"
 
+
+config RANDOM_INIT
+	bool "Initialise random(4) pools with random data (NEW)"
+	default n
+	help
+	  Use /dev/urandom on development machine to set
+	  up pools, different for each compile.
+	  Compiles scripts/gen_random_init.c
+	  Creates include/generated/random_init.h
+
+config RANDOM_GCM
+	bool "modified random(4) driver (EXPERIMENTAL)"
+	depends on RANDOM_INIT
+	default n
+	help
+	  New version using the hash from AES-GCM.
+	  Main goal decoupling so that heavy use of
+	  /dev/urandom cannot deplete entropy for
+	  /dev/random.
+	  Should not be used in production before much
+	  more analysis and testing is done.
+	  When in doubt, say "N".
+
 endmenu
 
-- 
2.5.0

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/