This VA-003 practice question tests your understanding of assess vault tokens. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A token with a policy that explicitly denies 'read' on 'secret/engineering/private' is issued. The same token also has another policy that grants 'read' on 'secret/engineering/*'. What is the result when the token tries to read 'secret/engineering/private'?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The read fails because the explicit deny on the specific path takes precedence
Option B is correct because Vault's ACL system uses a deny-first approach: if any policy explicitly denies a capability, it takes precedence over grants. Option A is wrong because the grant is overridden by the explicit deny. Option C is wrong because the token has both policies; one does not override the other unless there is an explicit deny. Option D is wrong because the deny is explicit, not a lack of permission.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
The read succeeds because the grant from the wildcard policy is more permissive
Why it's wrong here
Explicit deny overrides any grant.
✗
The read fails because the policies conflict and Vault defaults to deny
Why it's wrong here
Vault does not default to deny on conflict; it evaluates explicit denies first.
✗
The read succeeds because the token has a separate policy that grants read
Why it's wrong here
The grant is overridden by the explicit deny.
✓
The read fails because the explicit deny on the specific path takes precedence
Why this is correct
Vault's ACL model gives deny precedence over allow.
Related concept
Static NAT maps one inside address to one outside address.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Detailed technical explanation
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
Static NAT maps one inside address to one outside address.
PAT allows many inside hosts to share one public address using ports.
Inside local and inside global describe the private and translated addresses.
NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
→Identify inside and outside interfaces first.
→Check whether the scenario needs static NAT, dynamic NAT or PAT.
→Do not confuse NAT matching ACLs with normal packet-filtering intent.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
How this comes up in practice
A small business has 20 workstations on the 192.168.1.0/24 network and one public IP from its ISP. The router uses PAT (NAT overload) so all 20 devices share one public address using different source ports. NAT questions test whether you understand the four address terms and which direction each translation applies.
What to study next
Got this wrong? Here's your next step.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related VA-003 NAT questions on configuration and troubleshooting.
Assess Vault tokens — This question tests Assess Vault tokens — Static NAT maps one inside address to one outside address..
What is the correct answer to this question?
The correct answer is: The read fails because the explicit deny on the specific path takes precedence — Option B is correct because Vault's ACL system uses a deny-first approach: if any policy explicitly denies a capability, it takes precedence over grants. Option A is wrong because the grant is overridden by the explicit deny. Option C is wrong because the token has both policies; one does not override the other unless there is an explicit deny. Option D is wrong because the deny is explicit, not a lack of permission.
What should I do if I get this VA-003 question wrong?
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related VA-003 NAT questions on configuration and troubleshooting.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
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Question Discussion
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