Ring signature has high computational efficiency and strong anonymity, so the the key management can be solved by using the certificateless public key system.

而环签名具有运算效率高、匿名性强的特点，利用无证书公钥系统可解决密钥管理问题。

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Brief introduction is made to the performance of rings and travellers on the ring frames, as well as the tek-requirement, usage and management of rings and travellers.

简述了环锭纺细纱机用钢领、钢丝圈的性能特点、技术要求，以及如何正确使用和管理钢领、钢丝圈。

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Those include functional modules, related data structure, frames of message encoding, certificate management database, ring of keys, concrete information flows for access control and so on.

完整设计了模型的整个可实现框架：包括各组成模块的功能、相关数据结构和消息编码格式、证书管理库和密钥环的设计，以及具体的访问控制流程等。

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Liberal Democrats AM Peter Black also called on the Welsh Government to ensure S4C funding is ring-fenced until 2016 and its management board remains independent of the BBC.

BBC: Plaid Cymru debate

Is it possible that parent companies have stabilised and even increased local lending because of the ring fencing put in place by regulators during the crisis, rather than because of deliberate management choices?

FORBES: Too Big To Fail Or Too Small To Maintain Stability?

Risk management departments and other checks and balances, accountants, and systems are set-up to ring all sorts of alarm bells.

FORBES: UBS Goes Rogue: What Else Are Bankers Hiding In Their Drawers?