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RSAPrivateKey
  public
  
  
  
  interface
  RSAPrivateKey
  
  
      implements
      
        PrivateKey, 
      
        RSAKey
      
  
  
  
    
    | java.security.interfaces.RSAPrivateKey | 
  
  
  
    
      | 
          Known indirect subclasses
          
  
  
    
  
  
    
      
        | RSAMultiPrimePrivateCrtKey | The interface to an RSA multi-prime private key, as defined in the
 PKCS#1 v2.2 standard,
 using the Chinese Remainder Theorem (CRT) information values. |  
        | RSAPrivateCrtKey | The interface to an RSA private key, as defined in the
 PKCS#1 v2.2 standard,
 using the Chinese Remainder Theorem (CRT) information values. |  | 
  
    
  The interface to an RSA private key.
  
Summary
| Constants | 
|---|
    
    
        | long | serialVersionUID
      This constant was deprecated
      in API level 35.
    A serialVersionUIDfield in an interface is
 ineffectual. Do not use; no replacement. | 
    
    
| Inherited constants | 
|---|
  
  |  | 
  
  | 
      From interface
        java.security.Key
        
    
    
        | long | serialVersionUID
      This constant was deprecated
      in API level 34.
    A serialVersionUIDfield in an interface is
 ineffectual. Do not use; no replacement. |  | 
| Inherited methods | 
|---|
|  | 
|  | 
| 
    From interface
      
        
          java.security.Key
        
      
      
  
  
  
    | 
        abstract
        
        
        
        
        String | 
      getAlgorithm()
      Returns the standard algorithm name for this key.
        
    
 |  
  
  
    | 
        abstract
        
        
        
        
        byte[] | 
      getEncoded()
      Returns the key in its primary encoding format, or null
 if this key does not support encoding.
        
    
 |  
  
  
    | 
        abstract
        
        
        
        
        String | 
      getFormat()
      Returns the name of the primary encoding format of this key,
 or null if this key does not support encoding.
        
    
 |  | 
Constants
    serialVersionUID
    
public static final long serialVersionUID
    
    
    
  
      This constant was deprecated
      in API level 35.
    A serialVersionUID field in an interface is
 ineffectual. Do not use; no replacement.
  
  The type fingerprint that is set to indicate
 serialization compatibility with a previous
 version of the type.
    
      Constant Value:
      
          5187144804936595022
          (0x47fc70b7a8c2364e)
      
    
 
Public methods
    getPrivateExponent
    
public abstract BigInteger getPrivateExponent ()
    
    
    
  Returns the private exponent.
    
 
 
 
  
  
    
  
 
  
    
      
      
    
    
      
    
    
  
       
    
    
      
    
  
  
  Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
  Last updated 2025-02-10 UTC.
  
  
  
    
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