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Jouni Malinen ac734a342e SAE: Fix KCK, PMK, and PMKID derivation for groups 22, 23, 24
IEEE Std 802.11-2016 is not exactly clear on the encoding of the bit
string that is needed for KCK, PMK, and PMKID derivation, but it seems
to make most sense to encode the (commit-scalar + peer-commit-scalar)
mod r part as a bit string by zero padding it from left to the length of
the order (in full octets).

The previous implementation used the length of the prime (in full
octets). This would work for KCK/PMK, but this results in deriving all
zero PMKIDs for the groups where the size of the order is smaller than
the size of the prime. This is the case for groups 22, 23, and 24.
However, those groups have been marked as being unsuitable for use with
SAE, so this fix should not really have a practical impact anymore.
Anyway, better fix it and document this clearly in the implementation
taken into account the unclarity of the standard in this area.

Signed-off-by: Jouni Malinen <j@w1.fi>
2019-08-03 17:00:39 +03:00
doc Preparations for v2.8 release 2019-04-21 10:10:22 +03:00
eap_example Use char pointers for EAP configuration parameters without length 2019-03-11 14:09:45 +02:00
hostapd EAP-SIM/AKA server: Allow pseudonym/fast reauth to be disabled 2019-08-01 10:36:11 +03:00
hs20 HS 2.0 client: Ignore generated/copied files in work directory 2019-06-03 14:09:33 +03:00
radius_example RADIUS: Redesign Request Authenticator generation 2016-02-06 17:19:35 +02:00
src SAE: Fix KCK, PMK, and PMKID derivation for groups 22, 23, 24 2019-08-03 17:00:39 +03:00
tests tests: Update SAE suitable_groups list to match implementation 2019-08-03 16:32:14 +03:00
wlantest wlantest: Allow duplicate frame processing after decryption failure 2019-06-12 22:27:34 +03:00
wpa_supplicant nl80211: Use separate flag for 4-way handshake offload 2019-08-01 15:52:48 +03:00
wpadebug wpadebug: Allow WebView to parse and load clear text (HTTP) 2019-06-20 00:33:43 +03:00
wpaspy wpaspy: Convert to/from str to bytes as needed for python3 2019-02-04 12:26:33 +02:00
.gitignore gitignore: tests/remote/logs 2017-04-01 17:03:59 +03:00
Android.mk Treat VER_2_1_DEVEL the same as VER_0_8_X 2013-12-14 21:23:39 -08:00
build_release Drop OpenSSL 0.9.8 patches to add EAP-FAST support 2016-01-13 00:17:27 +02:00
CONTRIBUTIONS Update copyright notices for the new year 2019 2019-01-01 23:38:56 +02:00
COPYING Update copyright notices for the new year 2019 2019-01-01 23:38:56 +02:00
README Update copyright notices for the new year 2019 2019-01-01 23:38:56 +02:00

wpa_supplicant and hostapd
--------------------------

Copyright (c) 2002-2019, Jouni Malinen <j@w1.fi> and contributors
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