| Package | Description | 
|---|---|
| java.awt | 
 Contains all of the classes for creating user
interfaces and for painting graphics and images. 
 | 
| java.io | 
 Provides for system input and output through data streams,
serialization and the file system. 
 | 
| java.lang | 
 Provides classes that are fundamental to the design of the Java
 programming language. 
 | 
| java.lang.instrument | 
 Provides services that allow Java programming language agents to instrument programs running on the JVM. 
 | 
| java.lang.management | 
 Provides the management interfaces for monitoring and management of the
Java virtual machine and other components in the Java runtime. 
 | 
| java.lang.reflect | 
 Provides classes and interfaces for obtaining reflective
 information about classes and objects. 
 | 
| java.net | 
 Provides the classes for implementing networking applications. 
 | 
| java.nio.file | 
 Defines interfaces and classes for the Java virtual machine to access files,
 file attributes, and file systems. 
 | 
| java.nio.file.attribute | 
 Interfaces and classes providing access to file and file system attributes. 
 | 
| java.security | 
 Provides the classes and interfaces for the security framework. 
 | 
| java.security.acl | 
 The classes and interfaces in this package have been
 superseded by classes in the java.security package. 
 | 
| java.security.cert | 
 Provides classes and interfaces for parsing and managing
 certificates, certificate revocation lists (CRLs), and
 certification paths. 
 | 
| java.security.interfaces | 
 Provides interfaces for generating RSA (Rivest, Shamir and
 Adleman AsymmetricCipher algorithm)
 keys as defined in the RSA Laboratory Technical Note
 PKCS#1, and DSA (Digital Signature
 Algorithm) keys as defined in NIST's FIPS-186. 
 | 
| java.security.spec | 
 Provides classes and interfaces for key specifications and algorithm
 parameter specifications. 
 | 
| java.sql | 
 Provides the API for accessing and processing data stored in a 
data source (usually a relational database) using the 
JavaTM programming language. 
 | 
| java.util | 
 Contains the collections framework, legacy collection classes, event model,
date and time facilities, internationalization, and miscellaneous utility
classes (a string tokenizer, a random-number generator, and a bit array). 
 | 
| java.util.concurrent | 
 Utility classes commonly useful in concurrent programming. 
 | 
| java.util.jar | 
 Provides classes for reading and writing the JAR (Java ARchive) file
format, which is based on the standard ZIP file format with an
optional manifest file. 
 | 
| java.util.logging | 
 
Provides the classes and interfaces of 
the JavaTM 2
 platform's core logging facilities. 
 | 
| javax.crypto | 
 Provides the classes and interfaces for cryptographic operations. 
 | 
| javax.crypto.interfaces | 
 Provides interfaces for Diffie-Hellman keys as defined in
RSA Laboratories' PKCS #3. 
 | 
| javax.crypto.spec | 
 Provides classes and interfaces for key specifications and algorithm
parameter specifications. 
 | 
| javax.management | 
 Provides the core classes for the Java Management Extensions. 
 | 
| javax.management.loading | 
 Provides the classes which implement advanced dynamic
        loading. 
 | 
| javax.management.remote | 
 Interfaces for remote access to
        JMX MBean servers. 
 | 
| javax.net.ssl | 
 Provides classes for the secure socket package. 
 | 
| javax.security.auth | 
 This package provides a framework for authentication and
 authorization. 
 | 
| javax.security.auth.kerberos | 
 This package contains utility classes related to the Kerberos network
 authentication protocol. 
 | 
| javax.security.auth.login | 
 This package provides a pluggable authentication framework. 
 | 
| javax.security.auth.x500 | 
 This package contains the classes that should be used to store
 X500 Principal and X500 Private Credentials in a
 Subject. 
 | 
| javax.sound.sampled | 
 Provides interfaces and classes for capture, processing, and playback of sampled audio data. 
 | 
| javax.xml.bind | 
 
        Provides a runtime binding framework for client applications including
        unmarshalling, marshalling, and validation capabilities. 
 | 
| javax.xml.crypto | 
 Common classes for XML cryptography. 
 | 
| javax.xml.crypto.dsig | 
 Classes for generating and validating XML digital
signatures. 
 | 
| javax.xml.crypto.dsig.dom | 
 DOM-specific classes for the  
javax.xml.crypto.dsig package. | 
| javax.xml.crypto.dsig.keyinfo | 
 Classes for parsing and processing  
KeyInfo elements and structures. | 
| javax.xml.ws | 
 This package contains the core JAX-WS APIs. 
 | 
| javax.xml.ws.spi.http | 
 Provides HTTP SPI that is used for portable deployment of JAX-WS
  web services in containers(for e.g. 
 | 
| org.ietf.jgss | 
 This package presents a framework that allows application developers to
    make use of security services like authentication, data integrity and
    data confidentiality from a variety of underlying security mechanisms
    like Kerberos, using a unified API. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| PermissionCollection
 Abstract class representing a collection of Permission objects. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| ProtectionDomain
 
 This ProtectionDomain class encapsulates the characteristics of a domain,
 which encloses a set of classes whose instances are granted a set
 of permissions when being executed on behalf of a given set of Principals. 
 | 
| Class and Description | 
|---|
| ProtectionDomain
 
 This ProtectionDomain class encapsulates the characteristics of a domain,
 which encloses a set of classes whose instances are granted a set
 of permissions when being executed on behalf of a given set of Principals. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| CodeSource
 This class extends the concept of a codebase to
 encapsulate not only the location (URL) but also the certificate chains
 that were used to verify signed code originating from that location. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| PermissionCollection
 Abstract class representing a collection of Permission objects. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| SecureClassLoader
 This class extends ClassLoader with additional support for defining
 classes with an associated code source and permissions which are
 retrieved by the system policy by default. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| Class and Description | 
|---|
| AccessControlContext
 An AccessControlContext is used to make system resource access decisions
 based on the context it encapsulates. 
 | 
| AccessControlException
  This exception is thrown by the AccessController to indicate
 that a requested access (to a critical system resource such as the
 file system or the network) is denied. 
 | 
| AlgorithmParameterGenerator
 The  
AlgorithmParameterGenerator class is used to generate a
 set of
 parameters to be used with a certain algorithm. | 
| AlgorithmParameterGeneratorSpi
 This class defines the Service Provider Interface (SPI)
 for the  
AlgorithmParameterGenerator class, which
 is used to generate a set of parameters to be used with a certain algorithm. | 
| AlgorithmParameters
 This class is used as an opaque representation of cryptographic parameters. 
 | 
| AlgorithmParametersSpi
 This class defines the Service Provider Interface (SPI)
 for the  
AlgorithmParameters class, which is used to manage
 algorithm parameters. | 
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Certificate
 Deprecated. 
 
A new certificate handling package is created in the Java platform.
             This Certificate interface is entirely deprecated and
             is here to allow for a smooth transition to the new
             package. 
 | 
| CodeSigner
 This class encapsulates information about a code signer. 
 | 
| CodeSource
 This class extends the concept of a codebase to
 encapsulate not only the location (URL) but also the certificate chains
 that were used to verify signed code originating from that location. 
 | 
| CryptoPrimitive
 An enumeration of cryptographic primitives. 
 | 
| DigestException
 This is the generic Message Digest exception. 
 | 
| DomainCombiner
 A  
DomainCombiner provides a means to dynamically
 update the ProtectionDomains associated with the current
 AccessControlContext. | 
| GeneralSecurityException
 The  
GeneralSecurityException class is a generic
 security exception class that provides type safety for all the
 security-related exception classes that extend from it. | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Identity
 Deprecated. 
 
This class is no longer used. Its functionality has been
 replaced by  
java.security.KeyStore, the
 java.security.cert package, and
 java.security.Principal. | 
| IdentityScope
 Deprecated. 
 
This class is no longer used. Its functionality has been
 replaced by  
java.security.KeyStore, the
 java.security.cert package, and
 java.security.Principal. | 
| InvalidAlgorithmParameterException
 This is the exception for invalid or inappropriate algorithm parameters. 
 | 
| InvalidKeyException
 This is the exception for invalid Keys (invalid encoding, wrong
 length, uninitialized, etc). 
 | 
| InvalidParameterException
 This exception, designed for use by the JCA/JCE engine classes,
 is thrown when an invalid parameter is passed
 to a method. 
 | 
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| KeyException
 This is the basic key exception. 
 | 
| KeyFactory
 Key factories are used to convert keys (opaque
 cryptographic keys of type  
Key) into key specifications
 (transparent representations of the underlying key material), and vice
 versa. | 
| KeyFactorySpi
 This class defines the Service Provider Interface (SPI)
 for the  
KeyFactory class. | 
| KeyManagementException
 This is the general key management exception for all operations
 dealing with key management. 
 | 
| KeyPair
 This class is a simple holder for a key pair (a public key and a
 private key). 
 | 
| KeyPairGenerator
 The KeyPairGenerator class is used to generate pairs of
 public and private keys. 
 | 
| KeyPairGeneratorSpi
  This class defines the Service Provider Interface (SPI)
 for the  
KeyPairGenerator class, which is used to generate
 pairs of public and private keys. | 
| KeyRep.Type
 Key type. 
 | 
| KeyStore
 This class represents a storage facility for cryptographic
 keys and certificates. 
 | 
| KeyStore.Builder
 A description of a to-be-instantiated KeyStore object. 
 | 
| KeyStore.Entry
 A marker interface for  
KeyStore entry types. | 
| KeyStore.Entry.Attribute
 An attribute associated with a keystore entry. 
 | 
| KeyStore.LoadStoreParameter | 
| KeyStore.ProtectionParameter
 A marker interface for keystore protection parameters. 
 | 
| KeyStoreException
 This is the generic KeyStore exception. 
 | 
| KeyStoreSpi
 This class defines the Service Provider Interface (SPI)
 for the  
KeyStore class. | 
| MessageDigest
 This MessageDigest class provides applications the functionality of a
 message digest algorithm, such as SHA-1 or SHA-256. 
 | 
| MessageDigestSpi
 This class defines the Service Provider Interface (SPI)
 for the  
MessageDigest class, which provides the functionality
 of a message digest algorithm, such as MD5 or SHA. | 
| NoSuchAlgorithmException
 This exception is thrown when a particular cryptographic algorithm is
 requested but is not available in the environment. 
 | 
| NoSuchProviderException
 This exception is thrown when a particular security provider is
 requested but is not available in the environment. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| PermissionCollection
 Abstract class representing a collection of Permission objects. 
 | 
| Policy
 A Policy object is responsible for determining whether code executing
 in the Java runtime environment has permission to perform a
 security-sensitive operation. 
 | 
| Policy.Parameters
 This represents a marker interface for Policy parameters. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| PrivateKey
 A private key. 
 | 
| PrivilegedAction
 A computation to be performed with privileges enabled. 
 | 
| PrivilegedActionException
 This exception is thrown by
  
doPrivileged(PrivilegedExceptionAction) and
 doPrivileged(PrivilegedExceptionAction,
 AccessControlContext context) to indicate
 that the action being performed threw a checked exception. | 
| PrivilegedExceptionAction
 A computation to be performed with privileges enabled, that throws one or
 more checked exceptions. 
 | 
| ProtectionDomain
 
 This ProtectionDomain class encapsulates the characteristics of a domain,
 which encloses a set of classes whose instances are granted a set
 of permissions when being executed on behalf of a given set of Principals. 
 | 
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
| Provider.Service
 The description of a security service. 
 | 
| PublicKey
 A public key. 
 | 
| SecureRandom
 This class provides a cryptographically strong random number
 generator (RNG). 
 | 
| SecureRandomSpi
 This class defines the Service Provider Interface (SPI)
 for the  
SecureRandom class. | 
| Signature
 The Signature class is used to provide applications the functionality
 of a digital signature algorithm. 
 | 
| SignatureException
 This is the generic Signature exception. 
 | 
| SignatureSpi
 This class defines the Service Provider Interface (SPI)
 for the  
Signature class, which is used to provide the
 functionality of a digital signature algorithm. | 
| Timestamp
 This class encapsulates information about a signed timestamp. 
 | 
| UnrecoverableEntryException
 This exception is thrown if an entry in the keystore cannot be recovered. 
 | 
| UnrecoverableKeyException
 This exception is thrown if a key in the keystore cannot be recovered. 
 | 
| Class and Description | 
|---|
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| Class and Description | 
|---|
| GeneralSecurityException
 The  
GeneralSecurityException class is a generic
 security exception class that provides type safety for all the
 security-related exception classes that extend from it. | 
| InvalidAlgorithmParameterException
 This is the exception for invalid or inappropriate algorithm parameters. 
 | 
| InvalidKeyException
 This is the exception for invalid Keys (invalid encoding, wrong
 length, uninitialized, etc). 
 | 
| KeyStore
 This class represents a storage facility for cryptographic
 keys and certificates. 
 | 
| KeyStoreException
 This is the generic KeyStore exception. 
 | 
| NoSuchAlgorithmException
 This exception is thrown when a particular cryptographic algorithm is
 requested but is not available in the environment. 
 | 
| NoSuchProviderException
 This exception is thrown when a particular security provider is
 requested but is not available in the environment. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
| PublicKey
 A public key. 
 | 
| SignatureException
 This is the generic Signature exception. 
 | 
| Class and Description | 
|---|
| InvalidParameterException
 This exception, designed for use by the JCA/JCE engine classes,
 is thrown when an invalid parameter is passed
 to a method. 
 | 
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| PrivateKey
 A private key. 
 | 
| PublicKey
 A public key. 
 | 
| SecureRandom
 This class provides a cryptographically strong random number
 generator (RNG). 
 | 
| Class and Description | 
|---|
| GeneralSecurityException
 The  
GeneralSecurityException class is a generic
 security exception class that provides type safety for all the
 security-related exception classes that extend from it. | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| PermissionCollection
 Abstract class representing a collection of Permission objects. 
 | 
| Class and Description | 
|---|
| PrivilegedAction
 A computation to be performed with privileges enabled. 
 | 
| PrivilegedExceptionAction
 A computation to be performed with privileges enabled, that throws one or
 more checked exceptions. 
 | 
| Class and Description | 
|---|
| CodeSigner
 This class encapsulates information about a code signer. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| AlgorithmParameters
 This class is used as an opaque representation of cryptographic parameters. 
 | 
| GeneralSecurityException
 The  
GeneralSecurityException class is a generic
 security exception class that provides type safety for all the
 security-related exception classes that extend from it. | 
| InvalidAlgorithmParameterException
 This is the exception for invalid or inappropriate algorithm parameters. 
 | 
| InvalidKeyException
 This is the exception for invalid Keys (invalid encoding, wrong
 length, uninitialized, etc). 
 | 
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| NoSuchAlgorithmException
 This exception is thrown when a particular cryptographic algorithm is
 requested but is not available in the environment. 
 | 
| NoSuchProviderException
 This exception is thrown when a particular security provider is
 requested but is not available in the environment. 
 | 
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
| SecureRandom
 This class provides a cryptographically strong random number
 generator (RNG). 
 | 
| Class and Description | 
|---|
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| PrivateKey
 A private key. 
 | 
| PublicKey
 A public key. 
 | 
| Class and Description | 
|---|
| InvalidKeyException
 This is the exception for invalid Keys (invalid encoding, wrong
 length, uninitialized, etc). 
 | 
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| PermissionCollection
 Abstract class representing a collection of Permission objects. 
 | 
| Class and Description | 
|---|
| SecureClassLoader
 This class extends ClassLoader with additional support for defining
 classes with an associated code source and permissions which are
 retrieved by the system policy by default. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| Class and Description | 
|---|
| AlgorithmConstraints
 This interface specifies constraints for cryptographic algorithms,
 keys (key sizes), and other algorithm parameters. 
 | 
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| InvalidAlgorithmParameterException
 This is the exception for invalid or inappropriate algorithm parameters. 
 | 
| KeyManagementException
 This is the general key management exception for all operations
 dealing with key management. 
 | 
| KeyStore
 This class represents a storage facility for cryptographic
 keys and certificates. 
 | 
| KeyStore.Builder
 A description of a to-be-instantiated KeyStore object. 
 | 
| KeyStoreException
 This is the generic KeyStore exception. 
 | 
| NoSuchAlgorithmException
 This exception is thrown when a particular cryptographic algorithm is
 requested but is not available in the environment. 
 | 
| NoSuchProviderException
 This exception is thrown when a particular security provider is
 requested but is not available in the environment. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| PrivateKey
 A private key. 
 | 
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
| SecureRandom
 This class provides a cryptographically strong random number
 generator (RNG). 
 | 
| UnrecoverableKeyException
 This exception is thrown if a key in the keystore cannot be recovered. 
 | 
| Class and Description | 
|---|
| AccessControlContext
 An AccessControlContext is used to make system resource access decisions
 based on the context it encapsulates. 
 | 
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| DomainCombiner
 A  
DomainCombiner provides a means to dynamically
 update the ProtectionDomains associated with the current
 AccessControlContext. | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| PermissionCollection
 Abstract class representing a collection of Permission objects. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| PrivilegedAction
 A computation to be performed with privileges enabled. 
 | 
| PrivilegedActionException
 This exception is thrown by
  
doPrivileged(PrivilegedExceptionAction) and
 doPrivileged(PrivilegedExceptionAction,
 AccessControlContext context) to indicate
 that the action being performed threw a checked exception. | 
| PrivilegedExceptionAction
 A computation to be performed with privileges enabled, that throws one or
 more checked exceptions. 
 | 
| ProtectionDomain
 
 This ProtectionDomain class encapsulates the characteristics of a domain,
 which encloses a set of classes whose instances are granted a set
 of permissions when being executed on behalf of a given set of Principals. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| PermissionCollection
 Abstract class representing a collection of Permission objects. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| Class and Description | 
|---|
| GeneralSecurityException
 The  
GeneralSecurityException class is a generic
 security exception class that provides type safety for all the
 security-related exception classes that extend from it. | 
| NoSuchAlgorithmException
 This exception is thrown when a particular cryptographic algorithm is
 requested but is not available in the environment. 
 | 
| NoSuchProviderException
 This exception is thrown when a particular security provider is
 requested but is not available in the environment. 
 | 
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
| Class and Description | 
|---|
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| PrivateKey
 A private key. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Class and Description | 
|---|
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| Class and Description | 
|---|
| InvalidAlgorithmParameterException
 This is the exception for invalid or inappropriate algorithm parameters. 
 | 
| NoSuchAlgorithmException
 This exception is thrown when a particular cryptographic algorithm is
 requested but is not available in the environment. 
 | 
| NoSuchProviderException
 This exception is thrown when a particular security provider is
 requested but is not available in the environment. 
 | 
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
| Class and Description | 
|---|
| Key
 The Key interface is the top-level interface for all keys. 
 | 
| Class and Description | 
|---|
| KeyException
 This is the basic key exception. 
 | 
| NoSuchProviderException
 This exception is thrown when a particular security provider is
 requested but is not available in the environment. 
 | 
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
| PublicKey
 A public key. 
 | 
| Class and Description | 
|---|
| BasicPermission
 The BasicPermission class extends the Permission class, and
 can be used as the base class for permissions that want to
 follow the same naming convention as BasicPermission. 
 | 
| Guard
  This interface represents a guard, which is an object that is used
 to protect access to another object. 
 | 
| Permission
 Abstract class for representing access to a system resource. 
 | 
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| Class and Description | 
|---|
| Principal
 This interface represents the abstract notion of a principal, which
 can be used to represent any entity, such as an individual, a
 corporation, and a login id. 
 | 
| Class and Description | 
|---|
| Provider
 This class represents a "provider" for the
 Java Security API, where a provider implements some or all parts of
 Java Security. 
 | 
 Submit a bug or feature 
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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