X509SecurityToken.ValidFrom Property
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Gets the first instant in time at which this security token is valid.
public:
virtual property DateTime ValidFrom { DateTime get(); };C#
public override DateTime ValidFrom { get; }member this.ValidFrom : DateTimePublic Overrides ReadOnly Property ValidFrom As DateTimeA DateTime that represents the instant in time at which this security token is first valid.
The ValidFrom property is specified in Coordinated Universal Time (UTC) and is the value of the NotBefore property of the X.509 certificate specified in the Certificate property.
| Product | Versions |
|---|---|
| .NET | 8 (package-provided), 9 (package-provided), 10 (package-provided) |
| .NET Framework | 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0 (package-provided) |
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