| Package | Description | 
|---|---|
| java.security | 
 Provides the classes and interfaces for the security framework. 
 | 
| java.security.spec | 
 Provides classes and interfaces for key specifications and algorithm
 parameter specifications. 
 | 
| javax.crypto | 
 Provides the classes and interfaces for cryptographic operations. 
 | 
| javax.crypto.spec | 
 Provides classes and interfaces for key specifications and algorithm
parameter specifications. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
protected abstract <T extends KeySpec> | 
KeyFactorySpi.engineGetKeySpec(Key key,
                Class<T> keySpec)
Returns a specification (key material) of the given key
 object. 
 | 
<T extends KeySpec> | 
KeyFactory.getKeySpec(Key key,
          Class<T> keySpec)
Returns a specification (key material) of the given key object. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
protected abstract PrivateKey | 
KeyFactorySpi.engineGeneratePrivate(KeySpec keySpec)
Generates a private key object from the provided key
 specification (key material). 
 | 
protected abstract PublicKey | 
KeyFactorySpi.engineGeneratePublic(KeySpec keySpec)
Generates a public key object from the provided key
 specification (key material). 
 | 
PrivateKey | 
KeyFactory.generatePrivate(KeySpec keySpec)
Generates a private key object from the provided key specification
 (key material). 
 | 
PublicKey | 
KeyFactory.generatePublic(KeySpec keySpec)
Generates a public key object from the provided key specification
 (key material). 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
DSAPrivateKeySpec
This class specifies a DSA private key with its associated parameters. 
 | 
class  | 
DSAPublicKeySpec
This class specifies a DSA public key with its associated parameters. 
 | 
class  | 
ECPrivateKeySpec
This immutable class specifies an elliptic curve private key with
 its associated parameters. 
 | 
class  | 
ECPublicKeySpec
This immutable class specifies an elliptic curve public key with
 its associated parameters. 
 | 
class  | 
EncodedKeySpec
This class represents a public or private key in encoded format. 
 | 
class  | 
PKCS8EncodedKeySpec
This class represents the ASN.1 encoding of a private key,
 encoded according to the ASN.1 type  
PrivateKeyInfo. | 
class  | 
RSAMultiPrimePrivateCrtKeySpec
This class specifies an RSA multi-prime private key, as defined in the
 PKCS#1 v2.1, using the Chinese Remainder Theorem (CRT) information
 values for efficiency. 
 | 
class  | 
RSAPrivateCrtKeySpec
This class specifies an RSA private key, as defined in the PKCS#1
 standard, using the Chinese Remainder Theorem (CRT) information values for
 efficiency. 
 | 
class  | 
RSAPrivateKeySpec
This class specifies an RSA private key. 
 | 
class  | 
RSAPublicKeySpec
This class specifies an RSA public key. 
 | 
class  | 
X509EncodedKeySpec
This class represents the ASN.1 encoding of a public key,
 encoded according to the ASN.1 type  
SubjectPublicKeyInfo. | 
| Modifier and Type | Method and Description | 
|---|---|
protected abstract KeySpec | 
SecretKeyFactorySpi.engineGetKeySpec(SecretKey key,
                Class<?> keySpec)
Returns a specification (key material) of the given key
 object in the requested format. 
 | 
KeySpec | 
SecretKeyFactory.getKeySpec(SecretKey key,
          Class<?> keySpec)
Returns a specification (key material) of the given key object
 in the requested format. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
protected abstract SecretKey | 
SecretKeyFactorySpi.engineGenerateSecret(KeySpec keySpec)
Generates a  
SecretKey object from the
 provided key specification (key material). | 
SecretKey | 
SecretKeyFactory.generateSecret(KeySpec keySpec)
Generates a  
SecretKey object from the provided key
 specification (key material). | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
DESedeKeySpec
This class specifies a DES-EDE ("triple-DES") key. 
 | 
class  | 
DESKeySpec
This class specifies a DES key. 
 | 
class  | 
DHPrivateKeySpec
This class specifies a Diffie-Hellman private key with its associated
 parameters. 
 | 
class  | 
DHPublicKeySpec
This class specifies a Diffie-Hellman public key with its associated
 parameters. 
 | 
class  | 
PBEKeySpec
A user-chosen password that can be used with password-based encryption
 (PBE). 
 | 
class  | 
SecretKeySpec
This class specifies a secret key in a provider-independent fashion. 
 | 
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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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