Create private-public key pairs using a strong passphrase and password protection for the private key (never generate a password-less key pair or a password-less passphrase key-less login).

为私有密钥使用一个强大的口令和密码保护来创建公私密钥对(绝不要生成一个无密码的密钥对或一个无密码口令无密钥的登录)。

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The value of the euro currency has plunged for example, which makes American exports - key to the U.S.economic recovery - less competitive.

VOA: standard.2010.02.26

But if the economy and financial markets are giving mixed signals, key members of the Obama administration also appear less than uniform in their economic pronouncements.

VOA: standard.2009.03.15

Andrew Rosen also picked up his father's affability, although it's a more low-key, less rambunctious version.

WSJ: A Homegrown Fashion Mogul

The Muslim variety is lower-key and less formal, but so far not (barring outbursts from tea-partistas like Ms Angle) especially controversial.

ECONOMIST: Sharia in the West

There are no URLs for remote access sites to remember, the native app gets around any browser inconsistencies, and you can give a key to less technical users.

ENGADGET: Switched On: MyDitto NAS has some key issues