Package org.bouncycastle.crypto

Lower level cryptography API that supports the JCA/JCE provider as well as allowing access to more primitive functionality.

See: Description

Interface Summary

Interface	Description
AADProcessor	Base interface for extra methods required for handling associated data in AEAD ciphers.
AEADOperatorFactory<T extends Parameters>	Interface for factories producing encryptor/decryptor objects supporting AEAD modes.
Agreement<T extends Parameters>	Basic interface for key agreement implementations.
AgreementFactory<T extends Parameters>	Interface for factories producing Agreement objects supporting key agreement.
Algorithm	Base interface for an algorithm descriptor.
AsymmetricKey	Base interface for Public/Private keys.
AsymmetricKeyPairGenerator<T extends Parameters,P extends AsymmetricPublicKey,S extends AsymmetricPrivateKey>	Interface describing a key generator for public/private key pairs.
AsymmetricOperatorFactory<T extends Parameters>	Interface describing a factory that creates encryptors and decryptors based on public key cryptography.
AsymmetricPrivateKey	Marker interface for a private key,
AsymmetricPublicKey	Marker interface for a public key,
AuthenticationParameters<T extends Parameters>	Interface that parameters sets associated with MACs should conform to.
AuthenticationParametersWithIV<T extends AuthenticationParametersWithIV>	Interface describing parameters used in an authentication mode, such as for a MAC, AEAD cipher, or a HMAC.
CharToByteConverter	Interface for a converter that produces a byte encoding for a char array.
DigestAlgorithm	Marker interface for a digest algorithm
DigestOperatorFactory<T extends Parameters>	Interface describing an operator factory for creating digest calculators.
EncapsulatedSecretExtractor<T extends Parameters>	Interface describing an encapsulated secret extractor.
EncapsulatingSecretGenerator<T extends Parameters>	Interface describing an encapsulated secret generator, such as for RSA KTS.
EntropySource	Base interface describing an entropy source for a DRBG.
EntropySourceProvider	Base interface describing a provider of entropy sources.
InputAEADDecryptor<T extends Parameters>	Base interface for an input consuming AEAD Decryptor supporting associated text.
InputDecryptor<T>	Base interface for an input consuming Decryptor.
KDFCalculator<T extends Parameters>	Interface describing a Key Derivation Function (KDF).
KDFOperatorFactory<T extends Parameters>	Interface describing a factory that creates Key Derivation Function (KDF) calculators.
Key	Base interface for keys.
KeyUnwrapper<T extends Parameters>	Base interface for a key un-wrapper.
KeyUnwrapperUsingSecureRandom<T extends Parameters>	Interface describing a KeyUnwrapper which also requires a SecureRandom as part of its configuration.
KeyWrapOperatorFactory<T extends Parameters,K extends Key>	Base interface for a creator of key wrappers and un-wrappers.
KeyWrapper<T extends Parameters>	Base interface for a key wrapper.
KeyWrapperUsingSecureRandom<T extends Parameters>	Interface describing a KeyWrapper which also requires a SecureRandom as part of its configuration.
KTSOperatorFactory<T extends Parameters>	Base interface for a creator of secret value encapsulators and extractors.
MACOperatorFactory<T extends AuthenticationParameters>	Base interface for a creator of MAC calculators.
OperatorUsingSecureRandom<T>	Interface allowing an operator to be created with a particular SecureRandom.
OutputAEADDecryptor<T extends Parameters>	Base interface for an output producing AEAD Decryptor supporting associated text.
OutputAEADEncryptor<T extends Parameters>	Base interface for an output producing AEAD Encryptor supporting associated text.
OutputCipher<T extends Parameters>	Base interface for a cipher which produces encrypted/decrypted output.
OutputDecryptor<T extends Parameters>	Base interface for an output producing Decryptor.
OutputDigestCalculator<T>	Base interface for a digest calculator.
OutputEncryptor<T extends Parameters>	Base interface for an output producing Encryptor.
OutputMACCalculator<T>	Base interface for a MAC calculator.
OutputSigner<T extends Parameters>	Base interface for an output signer.
OutputSignerUsingSecureRandom<T extends Parameters>	Interface for an output signer that can make use of a SecureRandom,
OutputSignerWithMessageRecovery<T extends Parameters>	Interface for an output signer that also supports message recovery from the signature.
OutputVerifier<T extends Parameters>	Base interface for an output verifier which can be used to verify a signature against a data stream.
OutputVerifierWithMessageRecovery<T extends Parameters>	Interface for an output signer that also supports message recovery from the signature.
OutputXOFCalculator<T>	Base interface for an eXtendable Output Funnction (XOF) calculator.
Parameters	Base interface for operator parameters.
ParametersWithIV<T extends Parameters>	Interface describing parameters that have an initialization vector (IV) associated with them.
PasswordBasedDeriver<T>	Base interface for a password based deriver of bytes for symmetric keys.
PasswordBasedDeriverFactory<T extends Parameters>	Base interface for a creator of password based key derivers.
RecoveredMessage	Interface describing recovered message details from a signature.
SecretWithEncapsulation	Interface describing secret with encapsulation details.
SignatureOperatorFactory<T extends Parameters>	Interface describing an operator factory that produces signers and verifiers.
SignatureWithMessageRecoveryOperatorFactory<T extends Parameters>	Interface describing an operator factory that produces signers and verifiers for algorithms that support message recovery.
SingleBlockCipher<T extends Parameters>	Base interface for a cipher only able to handle a single block of data.
SingleBlockDecryptor<T extends Parameters>	Base interface for a decryptor only able to decrypt a single block of data.
SingleBlockDecryptorUsingSecureRandom<T extends Parameters>	Interface for a decryptor only able to decrypt a single block of data that makes use of a SecureRandom in the process (usually for algorithmic blinding).
SingleBlockEncryptor<T extends Parameters>	Base interface for a encryptor only able to encrypt a single block of data.
SingleBlockEncryptorUsingSecureRandom<T extends Parameters>	Interface for a encryptor only able to encrypt a single block of data that makes use of a SecureRandom in the process.
SymmetricKey	Interface describing a symmetric key.
SymmetricKeyGenerator<T extends SymmetricKey>	Interface describing a symmetric key generator.
SymmetricOperatorFactory<T extends Parameters>	Interface describing an operator factory that creates operators for doing encryption and decryption using symmetric ciphers.
XOFOperatorFactory<T>	Base interface for a creator of extendable output function (XOF) calculators.

Class Summary

Class	Description
CipherOutputStream	Returned stream for writing data for encryption/decryption.
CryptoServicesPermission	Permissions that need to be configured if a SecurityManager is used.
CryptoServicesRegistrar	Basic registrar class for providing defaults for cryptography services in this module.
CryptoServicesRegistrar.Property	Available properties that can be set.
SymmetricSecretKey	Basic class describing a secret key implementation.
UpdateOutputStream	An extension of output stream that provides update methods which allow for data to feed into the stream without the need to handle checked exceptions.

Enum Summary

Enum	Description
PasswordBasedDeriver.KeyType	The target key type we are trying to produce a key for.
PasswordConverter	Standard char[] to byte[] converters for password based derivation algorithms.

Exception Summary

Exception	Description
IllegalKeyException	Exception thrown when an attempt is made to use an illegal key with an algorithm, A key may be regarded as illegal if it has been created for a specific mode of a particular algorithm and an attempt is made to use it for a different mode.
InvalidCipherTextException	Exception thrown when something unexpected is encountered processing an encrypted stream.
InvalidSignatureException	Exception thrown when something unexpected is encountered in verifying a signature.
InvalidWrappingException	Exception thrown when an invalid key wrapping is encountered.
OperatorNotReadyException	Exception thrown if an operator has not been properly initialized.
PlainInputProcessingException	Exception thrown when something unexpected is encountered processing plain text input data for signature or block encryption.
RuntimeStreamException	Parent class for exceptions arising due to cryptographic operations in the various streams created by the FIPS factory classes.
StreamException	Parent class for exceptions arising due to cryptographic operations in the various streams created by the FIPS factory classes.
UpdateException	A runtime exception that may be thrown by an update operation on an UpdateOutputStream if the underlying stream throws an IOException.

Package org.bouncycastle.crypto Description

Lower level cryptography API that supports the JCA/JCE provider as well as allowing access to more primitive functionality.