BAN family of logic is used to analyze the security of cryptographic protocols.

类BA N逻辑是一种用于分析密码协议安全性的逻辑。

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George Bush's administration has cut family visits by Cuban-Americans, from once a year to once every three years, and has been zealous in enforcing a ban on travel to the island by other Americans.

布什行政当局将古巴裔美国人前往古巴旅游的次数从每年一次削减为每三年一次，并且不遗余力地强化一项禁令，即禁止其他美国人前往古巴旅游。

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Conscience and family for you, ban drug please!

为了您的良心和家人，请禁毒！

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Kawakami is the 21st head of the Ban family, one of 53 that made up the Koka ninja clan.

BBC: Japan's ninjas heading for extinction

Shouldn't there be a complete ban on MPs employing members of their own family?

BBC: Harriet Harman interview

There are also new registration requirements for existing magazines that carry 10 or more bullets, something of a disappointment for some family members of Newtown victims who wanted an outright ban on the possession of all high-capacity magazines and traveled to the state Capitol on Monday to ask lawmakers for it.

NPR: Conn. Lawmakers Unveil Bipartisan Gun Control Plan