[lsd0001] branch master updated: fix clamping thx bfix

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martin-schanzenbach pushed a commit to branch master
in repository lsd0001.

The following commit(s) were added to refs/heads/master by this push:
     new d470174  fix clamping thx bfix
d470174 is described below

commit d470174bc326281c3020252af273181cc58cbf9a
Author: Martin Schanzenbach <mschanzenbach@posteo.de>
AuthorDate: Tue Oct 6 12:44:21 2020 +0200

    fix clamping thx bfix
---
 draft-schanzen-gns.xml | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/draft-schanzen-gns.xml b/draft-schanzen-gns.xml
index b439b7b..10c95d0 100644
--- a/draft-schanzen-gns.xml
+++ b/draft-schanzen-gns.xml
@@ -665,10 +665,10 @@ NONCE := HKDF-Expand (PRK_n, label, 32 / 8)
 zk := a * G
 PRK_h := HKDF-Extract ("key-derivation", zk)
 h := HKDF-Expand (PRK_h, label | "gns", 512 / 8)
-h[0] &= 248;
-h[31] &= 127;
-h[31] |= 64;
 a' := h * a mod L
+a'[0] &= 248;
+a'[31] &= 127;
+a'[31] |= 64;
            ]]></artwork>
          <t>
            Equally, given a label, the output of the HDKD-Public function is
@@ -677,10 +677,11 @@ a' := h * a mod L
          <artwork name="" type="" align="left" alt=""><![CDATA[
 PRK_h := HKDF-Extract ("key-derivation", zk)
 h := HKDF-Expand (PRK_h, label | "gns", 512 / 8)
-h[0] &= 248;
-h[31] &= 127;
-h[31] |= 64;
-zk' := h mod L * zk
+a' = h mod L
+a'[0] &= 248;
+a'[31] &= 127;
+a'[31] |= 64;
+zk' := a' * zk
          ]]></artwork>
          <t>
            The EDKEY cryptosystem uses a

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