RSAKeyGenParameterSpec
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This class specifies the set of parameters used to generate an RSA
key pair.
Field Summary
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public
static
final
BigInteger |
F0 |
The public-exponent value F0 = 3. |
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public
static
final
BigInteger |
F4 |
The public exponent-value F4 = 65537. |
Public Constructor Summary
|
|
RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent)
Constructs a new RSAParameterSpec object from the
given keysize and public-exponent value.
|
Inherited Method Summary
From class
java.lang.Object
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Object
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clone()
Creates and returns a copy of this Object.
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boolean
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equals( Object obj)
Compares this instance with the specified object and indicates if they
are equal.
|
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void
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finalize()
Invoked when the garbage collector has detected that this instance is no longer reachable.
|
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final
Class<?>
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getClass()
Returns the unique instance of Class that represents this
object's class.
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int
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hashCode()
Returns an integer hash code for this object.
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final
void
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notify()
Causes a thread which is waiting on this object's monitor (by means of
calling one of the wait() methods) to be woken up.
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final
void
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notifyAll()
Causes all threads which are waiting on this object's monitor (by means
of calling one of the wait() methods) to be woken up.
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String
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toString()
Returns a string containing a concise, human-readable description of this
object.
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final
void
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wait(long timeout, int nanos)
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the
specified timeout expires.
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final
void
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wait(long timeout)
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the
specified timeout expires.
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final
void
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wait()
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object.
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Fields
public
static
final
BigInteger
F0
The public-exponent value F0 = 3.
public
static
final
BigInteger
F4
The public exponent-value F4 = 65537.
Public Constructors
public
RSAKeyGenParameterSpec
(int keysize, BigInteger publicExponent)
Constructs a new RSAParameterSpec object from the
given keysize and public-exponent value.
Parameters
| keysize |
the modulus size (specified in number of bits) |
| publicExponent |
the public exponent
|
Public Methods
public
BigInteger
getPublicExponent
()
Returns the public-exponent value.
Returns
- the public-exponent value.
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Last updated 2024-07-10 UTC.
[[["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 2024-07-10 UTC."],[[["\u003cp\u003e\u003ccode\u003eRSAKeyGenParameterSpec\u003c/code\u003e defines parameters for generating RSA key pairs, including key size and public exponent.\u003c/p\u003e\n"],["\u003cp\u003eIt provides pre-defined public exponent values \u003ccode\u003eF0\u003c/code\u003e (3) and \u003ccode\u003eF4\u003c/code\u003e (65537).\u003c/p\u003e\n"],["\u003cp\u003eYou can specify the desired key size and public exponent when creating an \u003ccode\u003eRSAKeyGenParameterSpec\u003c/code\u003e instance.\u003c/p\u003e\n"],["\u003cp\u003eThis class is used with \u003ccode\u003eKeyPairGenerator\u003c/code\u003e to initialize RSA key pair generation.\u003c/p\u003e\n"],["\u003cp\u003eIt offers methods to retrieve the key size (\u003ccode\u003egetKeysize()\u003c/code\u003e) and public exponent (\u003ccode\u003egetPublicExponent()\u003c/code\u003e).\u003c/p\u003e\n"]]],["The `RSAKeyGenParameterSpec` class defines parameters for RSA key pair generation. Key actions include constructing an `RSAKeyGenParameterSpec` object using a keysize (in bits) and a public exponent. Public fields F0 (3) and F4 (65537) represent common public exponent values. Public methods enable retrieval of the keysize and the public exponent used in the specification. Inherited methods provide object-level operations such as comparison, hashing, cloning and thread management.\n"],null,["public class **RSAKeyGenParameterSpec** extends [Object](../../../../reference/java/lang/Object.html) \nimplements [AlgorithmParameterSpec](../../../../reference/java/security/spec/AlgorithmParameterSpec.html) \nThis class specifies the set of parameters used to generate an RSA\nkey pair. \n\nSee Also\n\n- [KeyPairGenerator.initialize(java.security.spec.AlgorithmParameterSpec)](../../../../reference/java/security/KeyPairGenerator.html#initialize(java.security.spec.AlgorithmParameterSpec)) \n\nField Summary\n\n|--------------------------------|-------------------------------------------------------------------------------|---------------------------------------|\n| public static final BigInteger | [F0](../../../../reference/java/security/spec/RSAKeyGenParameterSpec.html#F0) | The public-exponent value F0 = 3. |\n| public static final BigInteger | [F4](../../../../reference/java/security/spec/RSAKeyGenParameterSpec.html#F4) | The public exponent-value F4 = 65537. |\n\nPublic Constructor Summary\n\n|---|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| | [RSAKeyGenParameterSpec](../../../../reference/java/security/spec/RSAKeyGenParameterSpec.html#RSAKeyGenParameterSpec(int,%20java.math.BigInteger))(int keysize, BigInteger publicExponent) Constructs a new `RSAParameterSpec` object from the given keysize and public-exponent value. |\n\nPublic Method Summary\n\n|------------|----------------------------------------------------------------------------------------------------------------------------------------------------|\n| int | [getKeysize](../../../../reference/java/security/spec/RSAKeyGenParameterSpec.html#getKeysize())() Returns the keysize. |\n| BigInteger | [getPublicExponent](../../../../reference/java/security/spec/RSAKeyGenParameterSpec.html#getPublicExponent())() Returns the public-exponent value. |\n\nInherited Method Summary \nFrom class [java.lang.Object](../../../../reference/java/lang/Object.html) \n\n|----------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [Object](../../../../reference/java/lang/Object.html) | [clone](../../../../reference/java/lang/Object.html#clone())() Creates and returns a copy of this `Object`. |\n| boolean | [equals](../../../../reference/java/lang/Object.html#equals(java.lang.Object))([Object](../../../../reference/java/lang/Object.html) obj) Compares this instance with the specified object and indicates if they are equal. |\n| void | [finalize](../../../../reference/java/lang/Object.html#finalize())() Invoked when the garbage collector has detected that this instance is no longer reachable. |\n| final [Class](../../../../reference/java/lang/Class.html)\\\u003c?\\\u003e | [getClass](../../../../reference/java/lang/Object.html#getClass())() Returns the unique instance of [Class](../../../../reference/java/lang/Class.html) that represents this object's class. |\n| int | [hashCode](../../../../reference/java/lang/Object.html#hashCode())() Returns an integer hash code for this object. |\n| final void | [notify](../../../../reference/java/lang/Object.html#notify())() Causes a thread which is waiting on this object's monitor (by means of calling one of the `wait()` methods) to be woken up. |\n| final void | [notifyAll](../../../../reference/java/lang/Object.html#notifyAll())() Causes all threads which are waiting on this object's monitor (by means of calling one of the `wait()` methods) to be woken up. |\n| [String](../../../../reference/java/lang/String.html) | [toString](../../../../reference/java/lang/Object.html#toString())() Returns a string containing a concise, human-readable description of this object. |\n| final void | [wait](../../../../reference/java/lang/Object.html#wait(long,%20int))(long timeout, int nanos) Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object or until the specified timeout expires. |\n| final void | [wait](../../../../reference/java/lang/Object.html#wait(long))(long timeout) Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object or until the specified timeout expires. |\n| final void | [wait](../../../../reference/java/lang/Object.html#wait())() Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object. |\n\nFields \n\npublic static final BigInteger\n**F0** \nThe public-exponent value F0 = 3. \n\npublic static final BigInteger\n**F4** \nThe public exponent-value F4 = 65537.\n\nPublic Constructors \n\npublic\n**RSAKeyGenParameterSpec**\n(int keysize, BigInteger publicExponent) \nConstructs a new `RSAParameterSpec` object from the\ngiven keysize and public-exponent value. \n\nParameters\n\n| keysize | the modulus size (specified in number of bits) |\n| publicExponent | the public exponent |\n|----------------|------------------------------------------------|\n\nPublic Methods \n\npublic int\n**getKeysize**\n() \nReturns the keysize. \n\nReturns\n\n- the keysize. \n\npublic BigInteger\n**getPublicExponent**\n() \nReturns the public-exponent value. \n\nReturns\n\n- the public-exponent value."]]
