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Add rotating hash to payload #23055

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tmancey opened this issue May 25, 2022 · 1 comment · Fixed by brave/brave-core#13465
Closed

Add rotating hash to payload #23055

tmancey opened this issue May 25, 2022 · 1 comment · Fixed by brave/brave-core#13465

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@tmancey
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tmancey commented May 25, 2022

See https://github.com/brave/security/issues/880 for context

@btlechowski
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btlechowski commented Aug 10, 2022

Verification passed on

Brave 1.43.63 Chromium: 104.0.5112.81 (Official Build) beta (64-bit)
Revision 5b7b76419d50f583022568b6764b630f6ddc9208-refs/branch-heads/5112@{#1309}
OS Ubuntu 18.04 LTS

rotating hash is the same for different versions for the same ad

1.44.x
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1.43.x
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rotating hash is different for different creative instance ids

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Different ad:
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rotating hash is rotating every 1h

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NTP SI

image

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