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Chrome 107 started shuffling extensions #132

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gaukas opened this issue Oct 29, 2022 · 6 comments · Fixed by #133
Closed

Chrome 107 started shuffling extensions #132

gaukas opened this issue Oct 29, 2022 · 6 comments · Fixed by #133
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enhancement Feature with low severity but good value

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@gaukas
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gaukas commented Oct 29, 2022

An incomplete list of possible fingerprints used by Chrome 107:

4c7826a590831f89
54609dcb6ddbf977
66bbe813f85045d4
1a84ca827ce68206
f4bc6fabac86598a

Observation indicates the extensions are getting shuffled with every new Client Hello.


To be honest, this kinda defeats the purpose of uTLS (in terms of parroting).

But I see this as a huge success of uTLS!

@gaukas
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gaukas commented Oct 29, 2022

We may want to implement Extension shuffler for this.

@gaukas gaukas changed the title Chrome 107 started randomizing the order of extensions Chrome 107 started shuffling extensions Oct 29, 2022
@gaukas gaukas added the help wanted Calling for community PR/volunteer label Nov 3, 2022
@gaukas
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gaukas commented Nov 3, 2022

If anyone observed the same, please upvote this. For now I have difficulties reproduce it on any other devices/setups.

Therefore I am reluctant to get this merged -- perhaps my user error.

@2qif49lt
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2qif49lt commented Nov 9, 2022

https://tlsfingerprint.io/id/e47eae8f8c4887b6

no change after chrome 106 upgrade to 107.0.5304.107

@gaukas
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gaukas commented Nov 9, 2022

no change after chrome 106

Yep. It is definitely not generalized yet. So far I have only observed this on two Windows11 machines out of 100+ machines I surveyed.

That's a major reason why I am holding the PR implementing it.

@bemasc
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bemasc commented Nov 10, 2022

See the announcement here

@gaukas
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gaukas commented Nov 10, 2022

Ah nice. Thanks @bemasc that's what I've been looking for!

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enhancement Feature with low severity but good value
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3 participants