From ee745f3491b24554c3dd4021caeeb75f132f1ad3 Mon Sep 17 00:00:00 2001 From: lukas-heiligenbrunner Date: Tue, 22 Oct 2024 12:08:07 +0200 Subject: [PATCH] answer stuff --- main.typ | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/main.typ b/main.typ index 06f0f86..cfb34b6 100644 --- a/main.typ +++ b/main.typ @@ -18,7 +18,11 @@ ) ][ +- The PiN_TRY_COUNTER is prone to turn off attacks. + Each time the chip resets the ram value of the counter is cleared and one gets basically infinite retries. todo solution +- Depending on the implementation of the comparison operation, it might leak side-channel information. + For example, if the comparison is done byte-wise, the attacker can determine the correct byte by comparing the time it takes to compare the bytes. ] #prob[