加密和签名是大多数企业安全实现的基础，回顾一下这些特性，看看如何在您自己的Web服务中应用它们。
Encryption and signing are the basis for most enterprise security implementations, so check back to see how you can apply these features in your own web services.
500多家企业和志愿机构签名同意让领9个月的失业补助的人回归岗位，工作一年。
More than 500 businesses and voluntary organisations have signed up to get people who have claimed unemployment benefit for nine months to a year back into work.
包括几家中国公司在内的全球超过3000家企业曾经签名，2005年全球契约峰会在中国举行。
Over 3, 000 companies have signed up, including several in China, where a summit was held in 2005.
有些邮箱甚至还提供用户根据不同目的设计不同签名的服务(比如：一个对朋友使用，一个对新结识的企业伙伴使用)。
If your email provider allows it, you may even want to create several signatures to use for different purposes (e. g. one for emailing friends, one for new business contacts).
文中重点研究了数据加密技术和数字签名技术，并给出了混合加密和数字签名联合使用的实现策略，该策略已在数家冶金企业中实施并得到检验。
The strategy for mix encryption with Digital Signature has been brought forth which has been implemented in several metallurgical enterprises and proved to be validated.
企业资产负债表和企业收益报表，如何适合的话由申请人的注册会计师准备并亲自签名。
Business Balance Sheet and Income Statement, if applicable, prepared and signed by the applicant (s) 'CPA.
企业资产负债表和企业收益报表，如何适合的话由申请人的注册会计师准备并亲自签名。
Business Balance Sheet and Income Statement, if applicable, prepared and signed by the applicant (s) 'CPA.
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