图书王子小松宫彰雅史，签名控制，滚动史诗。
Book of the Prince Palace Akira Masashi Komatsu, autograph control, scroll epic.
文档控制和安全：目的是为了管理以业务为主的信息的访问以及使用数字签名验证文档的真实性。
Document control and security: for managing access to business-critical information and certifying document authenticity with digital signatures.
会话控制，包括过期以及合法条款和条件的签名。
Session control, including expiration and the signature of legal terms and conditions.
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