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Message-Id: <20190513.090733.1731394770012592569.davem@davemloft.net> Date: Mon, 13 May 2019 09:07:33 -0700 (PDT) From: David Miller <davem@...emloft.net> To: chenweilong@...wei.com Cc: mkubecek@...e.cz, netdev@...r.kernel.org, kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org Subject: Re: [PATCH net-next] ipv4: Add support to disable icmp timestamp From: Weilong Chen <chenweilong@...wei.com> Date: Mon, 13 May 2019 20:06:37 +0800 > So, the 'time' may become sensitive information. The OS should not > leak it out. The current time of day is a globally synchronized value everyone on the planet has access to. I don't buy this line of reasoning at all, time is not sensitive information. I agree with Michal, the apps should not be using time as a seed for critical calculations that have security implications. There is no way I am applying this patch, especially as-is.
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