public sealed class X509Extension : IMessage<X509Extension>, IEquatable<X509Extension>, IDeepCloneable<X509Extension>, IBufferMessage, IMessage
An [X509Extension][google.cloud.security.privateca.v1.X509Extension] specifies an X.509 extension, which may be used in
different parts of X.509 objects like certificates, CSRs, and CRLs.
Optional. Indicates whether or not this extension is critical (i.e., if the client
does not know how to handle this extension, the client should consider this
to be an error).
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[[["\u003cp\u003eThe latest version available for \u003ccode\u003eX509Extension\u003c/code\u003e is 3.9.0, but there are multiple older versions provided ranging from 1.0.0 to 3.8.0.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eX509Extension\u003c/code\u003e is a class that represents an X.509 extension, usable within various X.509 objects like certificates and CRLs, and it implements several interfaces, including \u003ccode\u003eIMessage\u003c/code\u003e, \u003ccode\u003eIEquatable\u003c/code\u003e, and \u003ccode\u003eIDeepCloneable\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eX509Extension\u003c/code\u003e class includes properties such as \u003ccode\u003eCritical\u003c/code\u003e, \u003ccode\u003eObjectId\u003c/code\u003e, and \u003ccode\u003eValue\u003c/code\u003e to manage the extension's critical status, object identifier, and the extension value respectively.\u003c/p\u003e\n"],["\u003cp\u003eIt is found within the \u003ccode\u003eGoogle.Cloud.Security.PrivateCA.V1\u003c/code\u003e namespace, within the \u003ccode\u003eGoogle.Cloud.Security.PrivateCA.V1.dll\u003c/code\u003e assembly.\u003c/p\u003e\n"]]],[],null,[]]