X509BasicConstraintsExtension.CreateForCertificateAuthority 方法

定义

命名空间:

System.Security.Cryptography.X509Certificates

程序集:

System.Security.Cryptography.dll

Source:

X509BasicConstraintsExtension.cs

创建适用于证书颁发机构的 X509BasicConstraintsExtension 实例，（可选）包括路径长度约束值。

public static System.Security.Cryptography.X509Certificates.X509BasicConstraintsExtension CreateForCertificateAuthority (int? pathLengthConstraint = default);

static member CreateForCertificateAuthority : Nullable<int> -> System.Security.Cryptography.X509Certificates.X509BasicConstraintsExtension

Public Shared Function CreateForCertificateAuthority (Optional pathLengthConstraint As Nullable(Of Integer) = Nothing) As X509BasicConstraintsExtension

参数

pathLengthConstraint

Nullable<Int32>

包含此扩展的证书与最终实体证书之间的证书链的最长有效长度。 默认值为 null，一个不受约束的长度。

返回

X509BasicConstraintsExtension

配置的基本约束扩展。

例外

ArgumentOutOfRangeException

pathLengthConstraint 是小于零的非null 值。

注解

按照 IETF RFC 3280 中的指导，此方法返回的扩展会将 Critical 属性设置为 true。