The article has probed into the principle of drawing post code from the envelope.
本文针对手写邮政编码数字识别的预处理问题，探讨了从信封版面提取邮政编码数字的原理。
The purpose of the study is to develop tobacco stalk as a new pulping raw material and produce pulp appropriate for making grade A corrugating base paper and Grade A linerboard with the explosion pulping and to produce qualified kraft envelope paper and fine kraft paper.
研究目的是开发烟秆为制浆新原料,采用爆破法制浆,使制出的纸浆性能达到A等瓦楞原纸和A等箱纸板的要求,并研究用这种纸浆生产合格的牛皮信封纸和精制牛皮纸。
Application researches on high strength file encryption based on digital envelope;
基于数字信封的高强度文件加密的应用研究
In order to satisfy the high secret demands of different data interchange in the application system,using Java technology combined with DES and encrypt algorithms and RSA asymmetry to encrypt algorithms symmetrically,digital envelope technology is realized,and applied in single data interchange for the everyday′s total bill of the commercial bank and trade company.
为解决各种应用系统中数据交换的高保密要求,用Java技术,结合DES对称加密算法和RSA非对称加密算法,实现了数字信封技术,并在商业银行与商户的交易日结单数据交换中应用,结果证明:数字信息技术是一种实用可行的密码技术,将被广泛应用。
In the light of security demand for network information and in combination of digital signature technology, this paper describes the realization of digital signature and its authentication by using Microsoft s Encryption Application Program Interface-Crypto API in Visual C++, including the pack and removing of digital envelope.
针对网络信息安全需求的特点,结合数字签名技术,论文介绍了在Visual C++开发环境下使用微软加密应用程序接口CryptoAPI实现数字签名和验证过程以及数字信封的打包和拆解过程,实际运行表明能够满足网络环境下的保密需求。
Realization of digital signature and digital envelop based on PKI;
基于PKI的数字签名和数字信封的实现
The digital signature and digital envelope scheme based on HECC cryptography in SET Protocol has been proposed, which raises the security and computational speed of SET protocol.
文中介绍了SET协议的运作方式,对超椭圆曲线密码体制和RSA密码体制作了比较,提出了在SET协议中使用基于超椭圆曲线密码体制的的数字签名和数字信封方案,提升了SET协议的安全性和运算速度。