Advance Programming In Java | 14. Security in Java (Cryptography & Access Control) by Abraham | Learn Smarter
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14. Security in Java (Cryptography & Access Control)

The chapter delves into the essential aspects of security in Java, focusing on cryptography, authentication, access control, and the corresponding APIs provided by the Java framework. Key components such as the Java Cryptography Architecture (JCA), Java Authentication and Authorization Service (JAAS), and the SecurityManager illustrate how Java supports secure application development. Furthermore, best practices in Java security are emphasized to mitigate risks associated with data breaches and unauthorized access.

Sections

  • 14

    Security In Java (Cryptography & Access Control)

    This section covers Java's security framework, focusing on cryptography and access control mechanisms essential for developing secure applications.

    Learning Practice

  • 14.1

    Java Security Architecture Overview

    Java's security model employs various core principles to safeguard applications, primarily focusing on safeguarding system resources from untrusted code.

    Learning Practice

  • 14.2

    Java Cryptography Architecture (Jca)

    The Java Cryptography Architecture (JCA) provides a framework for implementing cryptographic functionality in Java applications.

    Learning Practice

  • 14.2.1

    Core Components Of Jca

    The Core Components of the Java Cryptography Architecture (JCA) provide a framework for implementing cryptographic functionalities essential for data security in applications.

    Learning Practice

  • 14.3

    Message Digests

    Message digests provide a way to generate fixed-size hash values from input data, ensuring integrity in digital communications.

    Learning Practice

  • 14.4

    Digital Signatures

    Digital signatures are cryptographic mechanisms that ensure the authenticity and integrity of messages.

    Learning Practice

  • 14.5

    Encryption In Java

    This section covers the fundamentals of encryption in Java, detailing symmetric and asymmetric encryption methods.

    Learning Practice

  • 14.5.1

    Symmetric Encryption

    Symmetric encryption uses a single key for both encryption and decryption, providing security through algorithms like AES and DES.

    Learning Practice

  • 14.5.2

    Asymmetric Encryption

    Asymmetric encryption uses a pair of keys—public and private—to secure data transmissions.

    Learning Practice

  • 14.6

    Key Management And Keystores

    This section explains the concept of key management and the role of KeyStores in Java cryptography.

    Learning Practice

  • 14.7

    Secure Random Numbers

    The section discusses the Java class SecureRandom, which generates cryptographically strong random values essential for secure applications.

    Learning Practice

  • 14.8

    Java Authentication And Authorization Service (Jaas)

    JAAS provides mechanisms for user authentication and authorization in Java applications.

    Learning Practice

  • 14.9

    Access Control With Securitymanager

    The SecurityManager in Java is used to regulate access to system resources, ensuring that applications can only perform permitted operations.

    Learning Practice

  • 14.10

    Java Secure Socket Extension (Jsse)

    The Java Secure Socket Extension (JSSE) provides a framework for implementing secure communication protocols like SSL and TLS in Java applications.

    Learning Practice

  • 14.11

    Best Practices In Java Security

    This section outlines essential best practices to enhance security in Java applications.

    Learning Practice

References

AJP ch14.pdf

Class Notes

Memorization

What we have learnt

  • Java provides robust framew...
  • Access control in Java is m...
  • Best practices in Java secu...

Final Test

Revision Tests