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[OATH-Toolkit-help] TOTP - pam module doesn't store h/w key drift
From: |
Sergey |
Subject: |
[OATH-Toolkit-help] TOTP - pam module doesn't store h/w key drift |
Date: |
Thu, 18 Apr 2013 20:16:59 +0400 |
I have a h/w key which works okay but is ~ 1 hour back in past.
I've crawled through the sources and I've made a test.
The problem is — I have to set my window = at least 150, and then, after some
successful authentications I can't change it to normal 3—4. PAM library just
doesn't use all that time drift info.
The field called ‘start_moving_factor’ just keeps increasing by 130 every time
I log in. And, as I see in the code it's not used with TOTP =(
I can't keep window=150, this make the whole thing useless.
Are you planning on fixing this?
- [OATH-Toolkit-help] TOTP - pam module doesn't store h/w key drift,
Sergey <=