1.9. 符号约定

1.9. 符号约定

本规范中的关键词“必须”、“不能”、“必需的”、“要”、“不要”、“应该”、“不应该”、“推荐的”、“可以”以及“可选的”按RFC2119所述解释。 本规范使用RFC5234的扩展巴科斯-诺尔范式(ABNF)表示法。此外，来自“统一资源标识符（URI）：通用语法”RFC3986的规则URI引用也包含在内。

某些安全相关的术语按照RFC4949中定义的意思理解。这些术语包括但不限于：“攻击”、“身份认证”、“授权”、“证书”、“机密”，“凭据”，“加密”，“身份”，“记号”，“签名”，“信任”，“验证”和“核实”。

除非另有说明，所有协议参数的名称和值是大小写敏感的。

 

1.9. Notational Conventions

   The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
   "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
   specification are to be interpreted as described in [RFC2119].

   This specification uses the Augmented Backus-Naur Form (ABNF)
   notation of [RFC5234].  Additionally, the rule URI-reference is
   included from "Uniform Resource Identifier (URI): Generic Syntax"
   [RFC3986].

   Certain security-related terms are to be understood in the sense
   defined in [RFC4949].  These terms include, but are not limited to,
   "attack", "authentication", "authorization", "certificate",
   "confidentiality", "credential", "encryption", "identity", "sign",
   "signature", "trust", "validate", and "verify".

   Unless otherwise noted, all the protocol parameter names and values
   are case sensitive.