From: Bodo Möller Date: Mon, 16 May 2005 19:14:38 +0000 (+0000) Subject: Change wording for BN_mod_exp_mont_consttime() entry X-Git-Tag: BEN_FIPS_TEST_8~7 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=fd86c390eb0836794bfd422611dddab9e6546b81;p=openssl Change wording for BN_mod_exp_mont_consttime() entry --- diff --git a/CHANGES b/CHANGES index b87152a8e7..83ffbba552 100644 --- a/CHANGES +++ b/CHANGES @@ -5,10 +5,10 @@ Changes between 0.9.7g and 0.9.7h [XX xxx XXXX] *) Make a new fixed-window mod_exp implementation the default for - RSA, DSA, and DH private-key operations to mitigate the - hyper-threading timing attacks pointed out by Colin Percival - (http://www.daemonology.net/hyperthreading-considered-harmful/), - and potential related attacks. + RSA, DSA, and DH private-key operations so that the sequence of + squares and multiplies and the memory access pattern are + independent of the particular secret key. This will mitigate + cache-timing and potential related attacks. BN_mod_exp_mont_consttime() is the new exponentiation implementation, and this is automatically used by BN_mod_exp_mont() if the new flag