What is the most commonly used tool used to restrict access to a computer system?

Question

BlackTom AI · Accepted Answer

When considering what is most commonly used to restrict access to a computer system, we start by evaluating the typical methods used in everyday security setups.
Option 1: token identification. While tokens (like smart cards or USB keys) are common in certain corporate environments, they are not as universally deployed as basic credential methods across all systems. They also require physical possession, which adds a layer of convenience and risk that not all organizations prefer for every user.
Option 2: signature identification. This method is not a standard or widely adopted mechanism for general computer access. Signature-based systems are more aligned with verifying documents or specific authentication events but are not a mainstream method for unlocking a computer.
Option 3: biometric identification. Biometric methods (fingerprint, facial recognition, iris scans) are increasingly popular and offer strong security, but their deployment is not yet universal due to cost, privacy concerns, and hardware requirements. Therefore, they are not the most commonly used across all systems.
Option 4: passcode identification. A passcode (or PIN/password) is the simplest, most ubiquitous method for restricting access to computer systems. It does not require special hardware beyond a keyboard and screen and is widely implemented in both personal and organizational contexts. This ubiquity makes it the most commonly used tool among the options provided.
In summary, while other methods exist and are used in specific scenarios, passcode identification remains the foundational and most widely deployed approach for basic access control across many computer systems.

CSE-3-01 Quiz #4 (Week 8-10 readings)

What is the most commonly used tool used to restrict access to a computer system?

View Explanation

Log in for full answers

Similar Questions

Which of the following statements about passwords is not true?

True or false: authentication is the process of determining whether someone or something is who they say they are.

What type of Server holds the username and passwords?

If a hacker discovers your network password and accesses the network under your identity, this would be considered a failure of the _________ process (best answer).

The easiest and most cost effective (but often weakest) form of authentication is _________.

In a consumer society, many adults channel creativity into buying things

Economic stress and unpredictable times have resulted in a booming industry for self-help products

People born without creativity never can develop it

More Practical Tools for Students Powered by AI Study Helper

Homework AI Solver

Stylized AI Paper Writer

Plagiarism Checker Assistant

Citation AI Academic Writing Tool

In-Class Translation Assistant

AI Note Generator

AI Quiz Answers

Past Exam Questions from University Test Bank

Smart Practice Assistant

Adaptive Practice

Making Your Study Simpler