“multimedia encryption”的概念、定义、翻译、参考文献-科学参考

单词	multimedia encryption
释义	multimedia encryption Encyclopedia 理学多媒体安全释 multimedia encryption多媒体加密信息加密是信息安全技术领域的主要传统技术之一，是基于香农信息论和密码学理论，对信息进行保护或隐藏的技术。多媒体加密，是指通过加密算法，将多媒体数据进行加密，对存储和传输中的多媒体信息提供机密性、完整性、可鉴别性、不可抵赖性等四个方面的保护，从而保证多媒体文件的安全。
随便看	nonnegative definite nonnegative definite kernel nonnegative definite matrix nonnegative definiteness nonnegative definite quadratic estimate non-negative definite quadratic estimator nonnegative divisor nonnegative element nonnegative function nonnegative integer nonnegative integral kernel nonnegative manifold nonnegative matrix non-negative matrix factorization nonnegative measure nonnegative number nonnegative operator nonnegative orthant nonnegative partial sum nonnegative quadratic form nonnegative semi-definite matrix nonnegative solution nonnegative splitting nonnegativity nonnegativity condition

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