NEVPNIKEv2CertificateType.ECDSA521 The ECDSA with p-521 curve certificate type. Declarationcase ECDSA521 See AlsoCertificate typesNEVPNIKEv2CertificateType.RSANEVPNIKEv2CertificateType.ECDSA256NEVPNIKEv2CertificateType.ECDSA384NEVPNIKEv2CertificateType.ed25519NEVPNIKEv2CertificateType.RSAPSS