Class RSAPublicKeySpec

java.lang.Object

java.security.spec.RSAPublicKeySpec

All Implemented Interfaces:: KeySpec

public class RSAPublicKeySpec extends Object implements KeySpec

This class specifies an RSA public key.

Since:

1.2

See Also:

Constructor Summary

Constructor	Description
`RSAPublicKeySpec(BigInteger modulus, BigInteger publicExponent)`	Creates a new RSAPublicKeySpec.
`RSAPublicKeySpec(BigInteger modulus, BigInteger publicExponent, AlgorithmParameterSpec params)`	Creates a new RSAPublicKeySpec with additional key parameters.

Method Summary

Modifier and Type	Method	Description
`BigInteger`	`getModulus()`	Returns the modulus.
`AlgorithmParameterSpec`	`getParams()`	Returns the parameters associated with this key, may be null if not present.
`BigInteger`	`getPublicExponent()`	Returns the public exponent.

Methods declared in class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

RSAPublicKeySpec

public RSAPublicKeySpec(BigInteger modulus, BigInteger publicExponent)

Creates a new RSAPublicKeySpec.

Parameters:: modulus - the modulus; publicExponent - the public exponent

RSAPublicKeySpec

public RSAPublicKeySpec(BigInteger modulus, BigInteger publicExponent, AlgorithmParameterSpec params)

Creates a new RSAPublicKeySpec with additional key parameters.

Parameters:: modulus - the modulus; publicExponent - the public exponent; params - the parameters associated with this key, may be null
Since:: 11

Method Details

getModulus

public BigInteger getModulus()

Returns the modulus.

Returns:: the modulus

getPublicExponent

public BigInteger getPublicExponent()

Returns the public exponent.

Returns:: the public exponent

getParams

public AlgorithmParameterSpec getParams()

Returns the parameters associated with this key, may be null if not present.

Returns:: the parameters associated with this key
Since:: 11

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https://docs.oracle.com/en/java/javase/25/docs/api/java.base/java/security/spec/RSAPublicKeySpec.html