Package java.security

Extensible cryptographic service provider infrastructure (SPI) for using and defining services such as Certificates, Keys, KeyStores, MessageDigests, and Signatures.

Interface Summary

Interface	Description
Certificate	Deprecated. Use Certificate instead.
DomainCombiner	Legacy security code; do not use.
Guard	Guard implementors protect access to other objects.
Key	Key is the common interface for all keys.
KeyStore.Entry	Entry is the common marker interface for a KeyStore entry.
KeyStore.LoadStoreParameter	LoadStoreParameter represents a parameter that specifies how a KeyStore can be loaded and stored.
KeyStore.ProtectionParameter	ProtectionParameter is a marker interface for protection parameters.
Policy.Parameters	Legacy security code; do not use.
Principal	Principals are objects which have identities.
PrivateKey	PrivateKey is the common interface for private keys.
PrivilegedAction<T>	Legacy security code; do not use.
PrivilegedExceptionAction<T>	Legacy security code; do not use.
PublicKey	PublicKey is the common interface for public keys.

Class Summary

Class	Description
AccessControlContext	Legacy security code; do not use.
AccessController	Legacy security code; do not use.
AlgorithmParameterGenerator	AlgorithmParameterGenerator is an engine class which is capable of generating parameters for the algorithm it was initialized with.
AlgorithmParameterGeneratorSpi	AlgorithmParameterGeneratorSpi is the Service Provider Interface (SPI) definition for AlgorithmParameterGenerator.
AlgorithmParameters	AlgorithmParameters is an engine class which provides algorithm parameters.
AlgorithmParametersSpi	AlgorithmParametersSpi is the Service Provider Interface (SPI) definition for AlgorithmParameters.
AllPermission	Legacy security code; do not use.
AuthProvider	Legacy security code; do not use.
BasicPermission	Legacy security code; do not use.
CodeSigner	CodeSigner represents a signer of code.
CodeSource	Legacy security code; do not use.
DigestInputStream	DigestInputStream is a FilterInputStream which maintains an associated message digest.
DigestOutputStream	DigestOutputStream is a FilterOutputStream which maintains an associated message digest.
GuardedObject	GuardedObject controls access to an object, by checking all requests for the object with a Guard.
Identity	Deprecated. Use Principal, KeyStore and the java.security.cert package instead.
IdentityScope	Deprecated. Use Principal, KeyStore and the java.security.cert package instead.
KeyFactory	KeyFactory is an engine class that can be used to translate between public and private key objects and convert keys between their external representation, that can be easily transported and their internal representation.
KeyFactorySpi	KeyFactorySpi is the Service Provider Interface (SPI) definition for KeyFactory.
KeyPair	KeyPair is a container for a public key and a private key.
KeyPairGenerator	KeyPairGenerator is an engine class which is capable of generating a private key and its related public key utilizing the algorithm it was initialized with.
KeyPairGeneratorSpi	KeyPairGeneratorSpi is the Service Provider Interface (SPI) definition for KeyPairGenerator.
KeyRep	KeyRep is a standardized representation for serialized Key objects.
KeyStore	KeyStore is responsible for maintaining cryptographic keys and their owners.
KeyStore.Builder	Builder is used to construct new instances of KeyStore.
KeyStore.CallbackHandlerProtection	CallbackHandlerProtection is a ProtectionParameter that encapsulates a CallbackHandler.
KeyStore.PasswordProtection	PasswordProtection is a ProtectionParameter that protects a KeyStore using a password.
KeyStore.PrivateKeyEntry	PrivateKeyEntry represents a KeyStore entry that holds a private key.
KeyStore.SecretKeyEntry	SecretKeyEntry represents a KeyStore entry that holds a secret key.
KeyStore.TrustedCertificateEntry	TrustedCertificateEntry represents a KeyStore entry that holds a trusted certificate.
KeyStoreSpi	KeyStoreSpi is the Service Provider Interface (SPI) definition for KeyStore.
MessageDigest	Uses a one-way hash function to turn an arbitrary number of bytes into a fixed-length byte sequence.
MessageDigestSpi	MessageDigestSpi is the Service Provider Interface (SPI) definition for MessageDigest.
Permission	Legacy security code; do not use.
PermissionCollection	Legacy security code; do not use.
Permissions	Legacy security code; do not use.
Policy	Legacy security code; do not use.
PolicySpi	Represents the Service Provider Interface (SPI) for java.security.Policy class.
ProtectionDomain	Legacy security code; do not use.
Provider	Provider is the abstract superclass for all security providers in the Java security infrastructure.
Provider.Service	Service represents a service in the Java Security infrastructure.
SecureClassLoader	SecureClassLoader represents a ClassLoader which associates the classes it loads with a code source and provide mechanisms to allow the relevant permissions to be retrieved.
SecureRandom	This class generates cryptographically secure pseudo-random numbers.
SecureRandomSpi	SecureRandomSpi is the Service Provider Interface (SPI) definition for SecureRandom.
Security	Security is the central class in the Java Security API.
SecurityPermission	Legacy security code; do not use.
Signature	Signature is an engine class which is capable of creating and verifying digital signatures, using different algorithms that have been registered with the Security class.
SignatureSpi	SignatureSpi is the Service Provider Interface (SPI) definition for Signature.
SignedObject	A SignedObject instance acts as a container for another object.
Signer	Deprecated. Use the java.security.cert package and Principal instead.
Timestamp	Timestamp represents a signed time stamp.
UnresolvedPermission	Legacy security code; do not use.

Enum Summary

Enum	Description
KeyRep.Type	Type enumerates the supported key types.

Exception Summary

Exception	Description
AccessControlException	AccessControlException is thrown if the access control infrastructure denies protected access due to missing permissions.
DigestException	DigestException is a general message digest exception.
GeneralSecurityException	GeneralSecurityException is a general security exception and the superclass for all security specific exceptions.
InvalidAlgorithmParameterException	InvalidAlgorithmParameterException indicates the occurrence of invalid algorithm parameters.
InvalidKeyException	InvalidKeyException indicates exceptional conditions, caused by an invalid key.
InvalidParameterException	InvalidParameterException indicates exceptional conditions, caused by invalid parameters.
KeyException	KeyException is the common superclass of all key related exceptions.
KeyManagementException	KeyManagementException is a general exception, thrown to indicate an exception during processing an operation concerning key management.
KeyStoreException	KeyStoreException is a general KeyStore exception.
NoSuchAlgorithmException	NoSuchAlgorithmException indicates that a requested algorithm could not be found.
NoSuchProviderException	NoSuchProviderException indicates that a requested security provider could not be found.
PrivilegedActionException	Legacy security code; do not use.
ProviderException	ProviderException is a general exception, thrown by security Providers.
SignatureException	SignatureException is a general Signature exception.
UnrecoverableEntryException	UnrecoverableEntryException indicates, that a KeyStore.Entry cannot be recovered from a KeyStore.
UnrecoverableKeyException	UnrecoverableKeyException indicates, that a key cannot be recovered from a KeyStore.