Code on Demand is a feature of the REST architectural style that allows servers to extend the functionality of a client by transferring executable code, such as JavaScript, to the client. This enhances the client’s capabilities without requiring pre-installed software, but can introduce security risks and reduce visibility into the client's operations.

Code On Demand

Code on Demand

REST architectural style

Executable code refers to a set of instructions in a computer program that can be directly executed by the computer's CPU to perform specific tasks. It is typically generated from source code through a process called compilation or interpretation, transforming human-readable instructions into machine-readable binary code.

executable code

JavaScript is a versatile, high-level programming language primarily used for enhancing interactivity and functionality of web pages. It is an essential component of the web development triad, alongside HTML and CSS, and is supported by all modern web browsers without the need for plugins.

JavaScript

Client capabilities

pre-installed software

Security risks refer to potential threats that could lead to unauthorized access, damage, or disruption of information systems and data. Understanding these risks is crucial for implementing effective measures to protect against cyber threats, data breaches, and other vulnerabilities that can compromise the integrity, confidentiality, and availability of information.

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