security-and-privacy/gnupg
security-and-privacy/gnupg
1
0
Fork 0
mirror of git://git.gnupg.org/gnupg.git synced 2025-07-02 22:46:30 +02:00
Code Activity

Fixed card key generation of gpg2.

Browse source 
Reveal less information about timings while generating a key.
This commit is contained in:
Werner Koch 2007-07-05 16:58:19 +00:00
parent fa84b8cd82
commit 4631bc8ddf
51 changed files with 6316 additions and 5852 deletions
Download patch file Download diff file Expand all files Collapse all files

8
g10/keyedit.c
View file

@ -3652,6 +3652,7 @@ menu_backsign(KBNODE pub_keyblock,KBNODE sec_keyblock)
PKT_public_key *main_pk;
PKT_secret_key *main_sk,*sub_sk=NULL;
KBNODE node;
u32 timestamp;
assert(pub_keyblock->pkt->pkttype==PKT_PUBLIC_KEY);
assert(sec_keyblock->pkt->pkttype==PKT_SECRET_KEY);
@ -3661,6 +3662,10 @@ menu_backsign(KBNODE pub_keyblock,KBNODE sec_keyblock)
main_sk=copy_secret_key(NULL,sec_keyblock->pkt->pkt.secret_key);
keyid_from_pk(main_pk,NULL);
/* We use the same timestamp for all backsigs so that we don't
reveal information about the used machine. */
timestamp = make_timestamp ();
for(node=pub_keyblock;node;node=node->next)
{
PKT_public_key *sub_pk=NULL;
@ -3748,7 +3753,8 @@ menu_backsign(KBNODE pub_keyblock,KBNODE sec_keyblock)
set_next_passphrase(passphrase);
xfree(passphrase);
rc=make_backsig(sig_pk->pkt->pkt.signature,main_pk,sub_pk,sub_sk);
rc = make_backsig (sig_pk->pkt->pkt.signature, main_pk, sub_pk, sub_sk,
timestamp);
if(rc==0)
{
PKT_signature *newsig;