I have found this answer, but it doesn't seem to work when trying to create a wildcard certificate. This example creates a self-signed S/MIME certificate in the user MY store. 2.5.29.32={text}token=value&token=value… Why did Marty McFly need to look up Doc Brown's address in 1955? Any way to watch Netflix on an 1stGen iPad Air (MD788LL/A)? Specifies the name of the container in which this cmdlet stores the key for the new certificate. I'm having issues with the NotAfter paramter. While the project I needed it for has already stopped, I can still use this for my next one. I have my application hosted in the cloud and while demoing to prospective clients, I would like to make sure that my browser doesn't complain due to the lack of trust. To learn more, see our tips on writing great answers. Abstract Syntax Notation One (ASN.1): Specification of basic notation, None, SignatureKey, EncryptionKey, GenericKey, StorageKey, IdentityKey, NonExportable, ExportableEncrypted, Exportable, None, Protect, ProtectHigh, ProtectFingerPrint, None, EncipherOnly, CRLSign, CertSign, KeyAgreement, DataEncipherment, KeyEncipherment, NonRepudiation, DigitalSignature, DecipherOnly, Custom, CodeSigningCert, DocumentEncryptionCert, SSLServerAuthentication, DocumentEncryptionCertLegacyCsp, Microsoft Smart Card Key Storage Provider, Microsoft Enhanced Cryptographic Provider v1.0, Microsoft Enhanced RSA and AES Cryptographic Provider, Microsoft Base Cryptographic Provider v1.0, Application Policy. The tokens have the following possible values: Specifies the type of certificate that this cmdlet creates. The default value for this parameter is 10 minutes before the certificate was created. Specifies the date and time, as a DateTime object, when the certificate becomes valid. As expected, the certificate is marked unsafe. The certificate uses the default provider, which is the Microsoft Software Key Storage Provider. This would be particularly interesting for mobile devices. A user principal name in the following format: admin@contoso.com. When you use an existing key, the container name must identify an existing key. The private key of the test root certificate is essentially public. I have realized that SSL certificate for a public IP address is not that a good idea from the answers to the question mentioned by @MadHatter. How are SSL certificate server names resolved/Can I add alternative names using keytool? Things worked fine. This example creates a self-signed client authentication certificate in the user MY store. Available asymmetric key algorithms are RSA and Elliptic Curve Digital Signature Algorithms (ECDSA). Self signed certified bound to a domain name and tested SSL connectivity with Chrome and Firefox and a Jetty Server. I have decided to use SSL cert bound to a domain name and use the hosts file for the resolution for the testing and demo purposes. domain. I landed on this page with the same question in mind. Sign in. This parameter does not support other certificate stores. This command does not specify the NotAfter parameter. Microsoft.CertificateServices.Commands.Certificate. If the current path is Cert:\LocalMachine or Cert:\LocalMachine\My, the default store is Cert:\LocalMachine\My. your coworkers to find and share information. Therefore, the certificate expires in one year. Stack Overflow for Teams is a private, secure spot for you and For anyone else who might arrive at this question clinging onto what's left of their sanity, the answer that ended up working for me was this: New-SelfSignedCertificate -Subject *.my.domain -DnsName my.domain, *.my.domain -CertStoreLocation Cert:\LocalMachine\My -NotAfter (Get-Date).AddYears(10). oid={text}String, where oid is the object identifier of the extension and String is a value that you provide. Forgot your password? This parameter applies only when you specify the Microsoft Platform Crypto Provider. ID in dotted decimal notation, such as this example: 1.2.3.4.5, UPN.