Apple's apps bypass firewalls like LittleSnitch and LuLu on macOS Big Sur

Re:Apple's apps bypass firewalls like LittleSnitch and LuLu ... by Dylan16807 on Tuesday October 20, 2020 @05:44PM (#24842664)

> Further, to avoid replay attacks it must include the current time in the message it signs.

Use a counter...?

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Re:Apple's apps bypass firewalls like LittleSnitch and LuLu ... by johnmaguire2013 on Tuesday October 20, 2020 @07:38PM (#24843413)

I'm not trying to defend Apple here, just explain the mechanism to the parent.

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Re:Apple's apps bypass firewalls like LittleSnitch and LuLu ... by Dylan16807 on Tuesday October 20, 2020 @08:06PM (#24843607)

Oh, okay. You said "must" so I was wondering if there was another important factor.

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Re:Apple's apps bypass firewalls like LittleSnitch and LuLu ... by johnmaguire2013 on Wednesday October 21, 2020 @11:44AM (#24848935)

Sorry, that wasn't the best word choice. Certainly a counter is another viable way of performing that check. (And obviously comes with its own set of trade-offs which I'm not interested in performing value judgments on!)

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