Uses of Class
java.security.SecureRandom

• Packages that use SecureRandom

  Package	Description
  java.security	Provides the classes and interfaces for the security framework.
  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.
  javax.crypto	Provides the classes and interfaces for cryptographic operations.
  javax.net.ssl	Provides classes for the secure socket package.

• • Uses of SecureRandom in java.security

    Fields in java.security declared as SecureRandom

    Modifier and Type	Field	Description
    protected SecureRandom	SignatureSpi.appRandom	Application-specified source of randomness.

    Methods in java.security that return SecureRandom

    Modifier and Type	Method	Description
    static SecureRandom	SecureRandom.getInstance ​(String algorithm)	Returns a SecureRandom object that implements the specified Random Number Generator (RNG) algorithm.
    static SecureRandom	SecureRandom.getInstance ​(String algorithm, String provider)	Returns a SecureRandom object that implements the specified Random Number Generator (RNG) algorithm.
    static SecureRandom	SecureRandom.getInstance ​(String algorithm, Provider provider)	Returns a SecureRandom object that implements the specified Random Number Generator (RNG) algorithm.
    static SecureRandom	SecureRandom.getInstance ​(String algorithm, SecureRandomParameters params)	Returns a SecureRandom object that implements the specified Random Number Generator (RNG) algorithm and supports the specified SecureRandomParameters request.
    static SecureRandom	SecureRandom.getInstance ​(String algorithm, SecureRandomParameters params, String provider)	Returns a SecureRandom object that implements the specified Random Number Generator (RNG) algorithm and supports the specified SecureRandomParameters request.
    static SecureRandom	SecureRandom.getInstance ​(String algorithm, SecureRandomParameters params, Provider provider)	Returns a SecureRandom object that implements the specified Random Number Generator (RNG) algorithm and supports the specified SecureRandomParameters request.
    static SecureRandom	SecureRandom.getInstanceStrong ​()	Returns a SecureRandom object that was selected by using the algorithms/providers specified in the securerandom.strongAlgorithms Security property.

    Methods in java.security with parameters of type SecureRandom

    Modifier and Type	Method	Description
    protected abstract void	AlgorithmParameterGeneratorSpi.engineInit ​(int size, SecureRandom random)	Initializes this parameter generator for a certain size and source of randomness.
    protected abstract void	AlgorithmParameterGeneratorSpi.engineInit ​(AlgorithmParameterSpec genParamSpec, SecureRandom random)	Initializes this parameter generator with a set of algorithm-specific parameter generation values.
    protected void	SignatureSpi.engineInitSign ​(PrivateKey privateKey, SecureRandom random)	Initializes this signature object with the specified private key and source of randomness for signing operations.
    void	AlgorithmParameterGenerator.init ​(int size, SecureRandom random)	Initializes this parameter generator for a certain size and source of randomness.
    void	AlgorithmParameterGenerator.init ​(AlgorithmParameterSpec genParamSpec, SecureRandom random)	Initializes this parameter generator with a set of algorithm-specific parameter generation values.
    void	KeyPairGenerator.initialize ​(int keysize, SecureRandom random)	Initializes the key pair generator for a certain keysize with the given source of randomness (and a default parameter set).
    void	KeyPairGenerator.initialize ​(AlgorithmParameterSpec params, SecureRandom random)	Initializes the key pair generator with the given parameter set and source of randomness.
    abstract void	KeyPairGeneratorSpi.initialize ​(int keysize, SecureRandom random)	Initializes the key pair generator for a certain keysize, using the default parameter set.
    void	KeyPairGeneratorSpi.initialize ​(AlgorithmParameterSpec params, SecureRandom random)	Initializes the key pair generator using the specified parameter set and user-provided source of randomness.
    void	Signature.initSign ​(PrivateKey privateKey, SecureRandom random)	Initialize this object for signing.

  • Uses of SecureRandom in java.security.interfaces

    Methods in java.security.interfaces with parameters of type SecureRandom

    Modifier and Type	Method	Description
    void	DSAKeyPairGenerator.initialize ​(int modlen, boolean genParams, SecureRandom random)	Initializes the key pair generator for a given modulus length (instead of parameters), and an optional SecureRandom bit source.
    void	DSAKeyPairGenerator.initialize ​(DSAParams params, SecureRandom random)	Initializes the key pair generator using the DSA family parameters (p,q and g) and an optional SecureRandom bit source.

  • Uses of SecureRandom in javax.crypto

    Methods in javax.crypto with parameters of type SecureRandom

    Modifier and Type	Method	Description
    protected abstract void	CipherSpi.engineInit ​(int opmode, Key key, AlgorithmParameters params, SecureRandom random)	Initializes this cipher with a key, a set of algorithm parameters, and a source of randomness.
    protected abstract void	CipherSpi.engineInit ​(int opmode, Key key, SecureRandom random)	Initializes this cipher with a key and a source of randomness.
    protected abstract void	CipherSpi.engineInit ​(int opmode, Key key, AlgorithmParameterSpec params, SecureRandom random)	Initializes this cipher with a key, a set of algorithm parameters, and a source of randomness.
    protected abstract void	KeyAgreementSpi.engineInit ​(Key key, SecureRandom random)	Initializes this key agreement with the given key and source of randomness.
    protected abstract void	KeyAgreementSpi.engineInit ​(Key key, AlgorithmParameterSpec params, SecureRandom random)	Initializes this key agreement with the given key, set of algorithm parameters, and source of randomness.
    protected abstract void	KeyGeneratorSpi.engineInit ​(int keysize, SecureRandom random)	Initializes this key generator for a certain keysize, using the given source of randomness.
    protected abstract void	KeyGeneratorSpi.engineInit ​(SecureRandom random)	Initializes the key generator.
    protected abstract void	KeyGeneratorSpi.engineInit ​(AlgorithmParameterSpec params, SecureRandom random)	Initializes the key generator with the specified parameter set and a user-provided source of randomness.
    void	Cipher.init ​(int opmode, Certificate certificate, SecureRandom random)	Initializes this cipher with the public key from the given certificate and a source of randomness.
    void	Cipher.init ​(int opmode, Key key, AlgorithmParameters 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	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	KeyAgreement.init ​(Key key, SecureRandom random)	Initializes this key agreement with the given key and source of randomness.
    void	KeyAgreement.init ​(Key key, AlgorithmParameterSpec params, SecureRandom random)	Initializes this key agreement with the given key, set of algorithm parameters, and source of randomness.
    void	KeyGenerator.init ​(int keysize, SecureRandom random)	Initializes this key generator for a certain keysize, using a user-provided source of randomness.
    void	KeyGenerator.init ​(SecureRandom random)	Initializes this key generator.
    void	KeyGenerator.init ​(AlgorithmParameterSpec params, SecureRandom random)	Initializes this key generator with the specified parameter set and a user-provided source of randomness.

  • Uses of SecureRandom in javax.net.ssl

    Methods in javax.net.ssl with parameters of type SecureRandom

    Modifier and Type	Method	Description
    protected abstract void	SSLContextSpi.engineInit ​(KeyManager[] km, TrustManager[] tm, SecureRandom sr)	Initializes this context.
    void	SSLContext.init ​(KeyManager[] km, TrustManager[] tm, SecureRandom random)	Initializes this context.