Class RSAKeyGenParameterSpec
- java.lang.Object
-
- java.security.spec.RSAKeyGenParameterSpec
- All Implemented Interfaces:
AlgorithmParameterSpec
public class RSAKeyGenParameterSpec extends Object implements AlgorithmParameterSpec
This class specifies the set of parameters used to generate an RSA key pair.
- Since:
- 1.3
- See Also:
KeyPairGenerator.initialize(java.security.spec.AlgorithmParameterSpec)
Field Summary
Modifier and Type | Field | Description |
---|---|---|
static BigInteger | F0 | The public-exponent value F0 = 3. |
static BigInteger | F4 | The public exponent-value F4 = 65537. |
Constructor Summary
Constructor | Description |
---|---|
RSAKeyGenParameterSpec(int keysize,
BigInteger publicExponent) | Constructs a new |
RSAKeyGenParameterSpec(int keysize,
BigInteger publicExponent,
AlgorithmParameterSpec keyParams) | Constructs a new |
Method Summary
Modifier and Type | Method | Description |
---|---|---|
AlgorithmParameterSpec | getKeyParams() | Returns the parameters to be associated with key. |
int | getKeysize() | Returns the keysize. |
BigInteger | getPublicExponent() | Returns the public-exponent value. |
Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Field Detail
F0
public static final BigInteger F0
The public-exponent value F0 = 3.
F4
public static final BigInteger F4
The public exponent-value F4 = 65537.
Constructor Detail
RSAKeyGenParameterSpec
public RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent)
Constructs a new RSAKeyGenParameterSpec
object from the given keysize, public-exponent value, and null key parameters.
- Parameters:
-
keysize
- the modulus size (specified in number of bits) -
publicExponent
- the public exponent
RSAKeyGenParameterSpec
public RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent, AlgorithmParameterSpec keyParams)
Constructs a new RSAKeyGenParameterSpec
object from the given keysize, public-exponent value, and key parameters.
- Parameters:
-
keysize
- the modulus size (specified in number of bits) -
publicExponent
- the public exponent -
keyParams
- the key parameters, may be null - Since:
- 11
Method Detail
getKeysize
public int getKeysize()
Returns the keysize.
- Returns:
- the keysize.
getPublicExponent
public BigInteger getPublicExponent()
Returns the public-exponent value.
- Returns:
- the public-exponent value.
getKeyParams
public AlgorithmParameterSpec getKeyParams()
Returns the parameters to be associated with key.
- Returns:
- the associated parameters, may be null if not present
- Since:
- 11