A financial institution updates its access control policy to require that two different system administrators must approve and execute any changes to the core transaction processing database. Which security principle is this practice primarily designed to enforce?
Answer choices
Why each option matters
Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.
Distractor review
Defense in depth
Defense in depth refers to layering multiple security controls (e.g., firewalls, antivirus, encryption). While this policy adds a layer of control, its primary purpose is not layering but enforcing a division of authority.
Best answer
Separation of duties
Correct. Separation of duties ensures that no single person has exclusive authority over critical functions. By splitting approval and execution between two administrators, the risk of unauthorized or malicious changes is significantly reduced.
Distractor review
Least privilege
Least privilege limits users to only the permissions they need to perform their job. This policy does not necessarily reduce permissions; it divides the steps required to make a change among multiple people.
Distractor review
Need to know
Need to know restricts access to sensitive data based on whether it is required for a specific job function. The described policy governs actions (approving and executing changes) rather than data access.
Common exam trap
Common exam trap: authentication is not authorization
Logging in proves the user can authenticate. It does not automatically mean the user is allowed to enter privileged or configuration mode. Watch for AAA authorization, privilege level and command authorization details.
Technical deep dive
How to think about this question
This kind of question is testing the difference between identity and permission. A user may successfully log in to a router because authentication is working, but still fail to enter configuration mode because authorization is missing, misconfigured or mapped to a lower privilege level.
KKey Concepts to Remember
- Authentication checks who the user is.
- Authorization controls what the user is allowed to do after login.
- Privilege levels affect access to EXEC and configuration commands.
- AAA, TACACS+ and RADIUS can separate login success from command access.
TExam Day Tips
- Do not assume successful login means full administrative access.
- Look for words such as cannot enter configuration mode, privilege level, authorization or command access.
- Separate login problems from permission problems before choosing the answer.
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More questions from this exam
Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.
Question 1
A laptop is suspected of being used in a malware incident. It is still powered on and connected to Wi-Fi. What should the responder do before shutting it down?
Question 2
An employee reports a ransomware note on a file server. The server is still powered on, shares are still being accessed, and management wants service restored as quickly as possible. What should the incident response team do first?
Question 3
An employee reports a ransomware note on a finance laptop. The laptop is still powered on, connected to Wi-Fi, and the user says they were just working in a spreadsheet. Management wants the fastest safe response that also preserves evidence. What should the responder do first?
Question 4
You are handed a company laptop suspected in an insider theft case. Legal says the evidence may be needed in court. Which action best preserves admissibility?
Question 5
A developer wants to reduce the risk of SQL injection in a new customer search form. Which two changes are the best mitigations? Select two.
Question 6
A branch office uses a flat LAN, and a compromise on one user workstation could spread quickly to finance systems. Management wants finance workstations isolated from general users, but finance staff still need access to a central finance application and network printer. What is the best design change?
FAQ
Questions learners often ask
What does this SY0-701 question test?
Authentication checks who the user is.
What is the correct answer to this question?
The correct answer is: Separation of duties — Requiring two different administrators to approve and execute changes prevents any single individual from having unchecked control over critical operations. This directly supports the separation of duties principle, which reduces the risk of fraud, errors, or malicious activity by dividing responsibilities among multiple people.
What should I do if I get this SY0-701 question wrong?
Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.
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