GenerateKeyPair() public method

Generates a public/private key pair, creating new key objects
public GenerateKeyPair ( Mechanism mechanism, List publicKeyAttributes, List privateKeyAttributes, ObjectHandle &publicKeyHandle, ObjectHandle &privateKeyHandle ) : void
mechanism Mechanism Key generation mechanism
publicKeyAttributes List Attributes of the public key
privateKeyAttributes List Attributes of the private key
publicKeyHandle ObjectHandle Handle of the new public key
privateKeyHandle ObjectHandle Handle of the new private key
return void
Session Class Documentation
Example #1
0
 /// <summary>
 /// Generates asymetric key pair.
 /// </summary>
 /// <param name='session'>Read-write session with user logged in</param>
 /// <param name='publicKeyHandle'>Output parameter for public key object handle</param>
 /// <param name='privateKeyHandle'>Output parameter for private key object handle</param>
 public static void GenerateKeyPair(Session session, out ObjectHandle publicKeyHandle, out ObjectHandle privateKeyHandle)
 {
     // The CKA_ID attribute is intended as a means of distinguishing multiple key pairs held by the same subject
     byte[] ckaId = session.GenerateRandom(20);
     
     // Prepare attribute template of new public key
     List<ObjectAttribute> publicKeyAttributes = new List<ObjectAttribute>();
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_TOKEN, true));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_PRIVATE, false));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_LABEL, Settings.ApplicationName));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_ID, ckaId));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_ENCRYPT, true));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_VERIFY, true));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_VERIFY_RECOVER, true));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_WRAP, true));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_MODULUS_BITS, 1024));
     publicKeyAttributes.Add(new ObjectAttribute(CKA.CKA_PUBLIC_EXPONENT, new byte[] { 0x01, 0x00, 0x01 }));
     
     // Prepare attribute template of new private key
     List<ObjectAttribute> privateKeyAttributes = new List<ObjectAttribute>();
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_TOKEN, true));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_PRIVATE, true));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_LABEL, Settings.ApplicationName));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_ID, ckaId));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_SENSITIVE, true));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_DECRYPT, true));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_SIGN, true));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_SIGN_RECOVER, true));
     privateKeyAttributes.Add(new ObjectAttribute(CKA.CKA_UNWRAP, true));
     
     // Specify key generation mechanism
     Mechanism mechanism = new Mechanism(CKM.CKM_RSA_PKCS_KEY_PAIR_GEN);
     
     // Generate key pair
     session.GenerateKeyPair(mechanism, publicKeyAttributes, privateKeyAttributes, out publicKeyHandle, out privateKeyHandle);
 }