在这个演示中，我使用了SunJCE密码术供应商的tripledes块加密算法。

In this demonstration, I use the TripleDES block encryption algorithm of the SunJCE cryptography provider.

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加密过程或解密过程一般被称作密码术，且依赖于数学算法。

The process of encryption or decryption is generally known as cryptography, and relies on mathematical algorithms.

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XML 加密规范列出了许多必需的和可选的密码术算法，包括

The XML Encryption specification lists a number of required and optional cryptographic algorithms including

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