Uses of Interface
java.security.Key

Packages that use Key

Package	Description
java.security	Contains core language classes related to permission management.
javax.crypto
javax.crypto.spec

Uses of Key in java.security

Subinterfaces of Key in java.security

Modifier and Type	Interface and Description
interface	PrivateKey A private key.
interface	PublicKey A public key.

Methods in java.security that return Key

Modifier and Type	Method and Description
abstract Key	KeyStoreSpi.engineGetKey(java.lang.String alias, char[] password) Returns the key associated with the given alias, using the given password to recover it.
Key	KeyStore.getKey(java.lang.String alias, char[] password) Returns the key associated with the given alias, using the given password to recover it.

Uses of Key in javax.crypto

Subinterfaces of Key in javax.crypto

Modifier and Type	Interface and Description
interface	SecretKey A secret (symmetric) key.

Methods in javax.crypto that return Key

Modifier and Type	Method and Description
Key	Cipher.unwrap(byte[] wrappedKey, java.lang.String wrappedKeyAlgorithm, int wrappedKeyType) Unwrap a previously wrapped key.

Methods in javax.crypto with parameters of type Key

Modifier and Type	Method and Description
void	Cipher.init(int opmode, Key key) Initializes this cipher with a key.
void	Cipher.init(int opmode, Key key, AlgorithmParameterSpec params) Initializes this cipher with a key and a set of algorithm parameters.
void	Cipher.init(int opmode, Key key, AlgorithmParameterSpec params, SecureRandom random) Initializes this cipher with a key, a set of algorithm parameters, and a source of randomness.
void	Cipher.init(int opmode, Key key, SecureRandom random) Initializes this cipher with a key and a source of randomness.
void	Mac.init(Key key) Initializes this Mac object with the given key.
void	Mac.init(Key key, AlgorithmParameterSpec params) Initializes this Mac object with the given key and algorithm parameters.
byte[]	Cipher.wrap(Key key) Wrap a key.

Uses of Key in javax.crypto.spec

Classes in javax.crypto.spec that implement Key

Modifier and Type	Class and Description
class	SecretKeySpec This class specifies a secret key in a provider-independent fashion.