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Core Java provides complete control over multithreaded program. You can develop a multithreaded program which can be suspended, resumed, or stopped completely based on your requirements. There are various static methods which you can use on thread objects to control their behavior. Following table lists down those methods − Sr.No. Method & Description 1 public […]
In this chapter, we will discuss on the different aspects of setting up a congenial environment for Java. Local Environment Setup If you are still willing to set up your environment for Java programming language, then this section guides you on how to download and set up Java on your machine. Following are the steps […]
Java is a multi-threaded programming language which means we can develop multi-threaded program using Java. A multi-threaded program contains two or more parts that can run concurrently and each part can handle a different task at the same time making optimal use of the available resources specially when your computer has multiple CPUs. By definition, multitasking is […]
You can decrypt the encrypted data using the Cipher class of the javax.crypto package. Follow the steps given below to decrypt given data using Java. Step 1: Create a KeyPairGenerator object The KeyPairGenerator class provides getInstance() method which accepts a String variable representing the required key-generating algorithm and returns a KeyPairGenerator object that generates keys. Create KeyPairGenerator object using the getInstance() method as shown below. […]
You can encrypt given data using the Cipher class of the javax.crypto package. Follow the steps given below to encrypt given data using Java. Step 1: Create a KeyPairGenerator object The KeyPairGenerator class provides getInstance() method which accepts a String variable representing the required key-generating algorithm and returns a KeyPairGenerator object that generates keys. Create KeyPairGenerator object using the getInstance() method as shown below. Step […]
You can create digital signature using Java and verify it following the steps given below. Step 1: Create a KeyPairGenerator object The KeyPairGenerator class provides getInstance() method which accepts a String variable representing the required key-generating algorithm and returns a KeyPairGenerator object that generates keys. Create KeyPairGenerator object using the getInstance() method as shown below. Step 2: Initialize the KeyPairGenerator object The KeyPairGenerator class provides […]
Digital signatures allow us to verify the author, date and time of signatures, authenticate the message contents. It also includes authentication function for additional capabilities. Advantages of digital signature In this section, we will learn about the different reasons that call for the use of digital signature. There are several reasons to implement digital signatures […]
Java provides the KeyPairGenerator class. This class is used to generate pairs of public and private keys. To generate keys using the KeyPairGenerator class, follow the steps given below. Step 1: Create a KeyPairGenerator object The KeyPairGenerator class provides getInstance() method which accepts a String variable representing the required key-generating algorithm and returns a KeyPairGenerator object that generates keys. Create KeyPairGenerator object using the getInstance() method as […]
Java provides KeyGenerator class this class is used to generate secret keys and objects of this class are reusable. To generate keys using the KeyGenerator class follow the steps given below. Step 1: Create a KeyGenerator object The KeyGenerator class provides getInstance() method which accepts a String variable representing the required key-generating algorithm and returns a KeyGenerator object that generates secret […]
In this chapter, we will learn how to retrieve a key from the keystore using Java Cryptography. To retrieve a key from the keystore, follow the steps given below. Step 1: Create a KeyStore object The getInstance() method of the KeyStore class of the java.security package accepts a string value representing the type of the keystore and returns a KeyStore object. […]