Many sites keep track of where individual account logins come from, and even lets the owner check if they’ve seen logins from weird places. This won’t work easily in anonymous-credential land.
The Commerce Department, however, disagrees. Sam Smith, government relations director at the Department of Commerce, points to the fact that just 48% of consumer complaints resulted in a refund, while those refunds averaged just 16% of the total fraud amount, as evidence that additional legislation is necessary.
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It also said job gains in December and January were lower than initially estimated.。关于这个话题，PDF资料提供了深入分析
Premature fundraising often leads to premature scaling — one of the leading causes of startup failure.
authentication code (MAC) and padding it