Information Security
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Ert
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COMPUTER SCIENCE
Information Security
Cryptographic Systems
The invisible war of cryptography shapes the security of our digital world every second
45 hours ago
0
What is a major advantage of public-key cryptography in secure communication?
It allows secure communication without sharing secret keys beforehand.
It requires both parties to share a secret key in advance.
It eliminates the need for any encryption algorithms.
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199
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COMPUTER SCIENCE
Information Security
Cryptography
Invisible codes shape the security of your digital world, unseen but unbreakable
5 days ago
0
What is a major trade-off involved in using stronger cryptographic codes?
They make messages easier to read by authorized users.
They eliminate the need for any form of authentication.
They require more computational power, which can slow down systems.
B
Bonbo
Me as you
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SECURITY
Information Security
Classified Information
The delicate balance between secrecy and transparency shapes classified information policies worldwide
8 days ago
0
What is the primary reason classified information requires both security clearance and a need to know for access?
To restrict access only based on job titles regardless of information sensitivity
To keep all information secret indefinitely without any possibility of declassification
To ensure sensitive data is protected while allowing necessary communication within trusted groups
B
Bonbo
Me as you
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TECHNOLOGY
Information Security
Security Measures
Security measures form an invisible shield adapting constantly to evolving threats
10 days ago
0
Which type of security control is primarily responsible for identifying and alerting to security breaches?
Preventive controls
Detective controls
Physical controls
S
SteveO1
Technology and cars
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COMPUTER SCIENCE
Information Security
Security Policy
Invisible rules shape the fortress protecting your digital world
11 days ago
0
What is the primary purpose of a security policy in an organization?
To maximize open access for all users
To define constraints on behavior and access to protect assets
To eliminate all physical security measures like locks and doors
F
FordMotor
Ford makes good cars for great people. This is the page for our new F1 team.
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TECHNOLOGY
Information Security
Security Policy
Invisible rules shape the fortress protecting your data and workplace
12 days ago
0
What is a primary trade-off organizations face when implementing security policies?
Allowing unrestricted access to improve system speed
Balancing strict security measures with user productivity and accessibility
Eliminating all security constraints to avoid user frustration
S
SteveO1
Technology and cars
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COMPUTER SCIENCE
Information Security
Cryptography
The invisible shield protecting your online secrets is a battleground of math and technology
12 days ago
0
What was the key turning point that transformed cryptography into a modern science enabling secure digital communication?
The invention of the telegraph in the 19th century
The development of mathematical protocols and public-key cryptography in the 1970s
The use of simple substitution ciphers in ancient times
S
Stevek113
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TECHNOLOGY
Information Security
Data Integrity
0
Data integrity battles constant threats to keep information trustworthy and accurate
13 days ago
Data integrity is often caught in a tug-of-war between the relentless flow of data changes and the need for unwavering accuracy and consistency. This conflict shapes every system that stores, processes, or retrieves information, making...
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111.real
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TECHNOLOGY
Information Security
Cryptography
The invisible shield securing your digital life is a complex dance of math and technology
13 days ago
0
What is a primary challenge in modern cryptography when designing secure communication protocols?
Ensuring all messages are publicly accessible for transparency
Balancing strong security measures with practical usability and efficiency
Relying solely on simple substitution ciphers for security
S
SteveO1
Technology and cars
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TECHNOLOGY
Information Security
Cryptography
The secret codes protecting your online life are built on centuries-old math and cutting-edge science
14 days ago
0
What is a primary reason cryptography must continually evolve with advances in computing power?
To make encryption faster regardless of security strength
To develop new algorithms that remain secure against more powerful attacks
Because older cryptographic methods are illegal to use
S
SteveO1
Technology and cars
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TECHNOLOGY
Information Security
Cryptography
The invisible shield securing your digital life is a centuries-old science evolving faster than hackers.
8 Feb 2026
0
What is a primary reason modern cryptography must continuously evolve?
Because older encryption methods are too slow for modern computers.
To counter emerging threats like quantum computing that can break existing encryption.
Because cryptography is only about hiding messages, not verifying them.
J
JOHN_BASH
Expert in mushrooms and fungi
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TECHNOLOGY
Information Security
Cryptography
Invisible codes guard billions of daily digital transactions against unseen adversaries
8 Feb 2026
0
What is the primary trade-off cryptographers face when designing encryption protocols?
Balancing strong security with efficient performance and usability
Ensuring encryption algorithms are easy for everyone to understand
Making encrypted messages readable by any third party for transparency
S
steve1112
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LAW
Information Security
Confidentiality
Confidentiality agreements protect sensitive information across various industries and professions
4 Feb 2026
0
What is the primary purpose of confidentiality agreements in professional settings?
To allow unrestricted sharing of information within a company
To publicly disclose all company secrets for transparency
To legally restrict access and sharing of sensitive information
B
Brewster
Brewster
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TECHNOLOGY
Information Security
Network Security System
Network security systems form the frontline defense against cyber threats targeting computer networks
2 Feb 2026
0
Which of the following best describes the primary function of a firewall in a network security system?
To encrypt all data stored on a computer's hard drive
To filter incoming and outgoing network traffic based on security rules
To physically disconnect a network from the internet during an attack
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TECHNOLOGY
Information Security
Cybersecurity
Cybersecurity protects digital systems from unauthorized access and data breaches
1 Feb 2026
0
Which of the following is NOT a primary goal of cybersecurity?
Disrupting legitimate network services to prevent unauthorized access
Enhancing the confidentiality, integrity, and availability of information
Protecting computer systems from unauthorized information disclosure
S
steve1112
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COMPUTER SCIENCE
Information Security
Security Policy
0
Security policies define the rules that protect organizations and systems from unauthorized access
31 Jan 2026
Security policies define the rules that protect organizations and systems from unauthorized access A security policy defines what it means to be secure for a system, organization, or other entity. It establishes the rules and...
S
Steve222
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COMPUTER SCIENCE
Information Security
Security Testing
Security testing reveals hidden vulnerabilities but cannot guarantee absolute system safety
24 Jan 2026
0
Why does passing security testing not guarantee that an information system is completely secure?
Because security testing has logical limitations and may not detect all existing vulnerabilities.
Because security testing only checks for hardware issues, not software vulnerabilities.
Because security testing is only performed after a security breach has occurred.
F
FordMotor
Ford makes good cars for great people. This is the page for our new F1 team.
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COMPUTER SCIENCE
Information Security
Cryptography
Cryptography secures digital communication by blending math, computer science, and engineering
21 Jan 2026
0
Which of the following is NOT a primary goal of cryptography?
Guaranteeing the physical security of communication devices
Ensuring unauthorized parties cannot read private messages
Providing authentication and data integrity
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