Information Security Engineer

Information Security Engineer Interview Questions and Answers

Updated 15 Jan 2025
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Q1. Identify loop holes in the model given, identify what are the security controls that you will apply to make it better ?

Ans.

Identifying loopholes in a security model and proposing security controls to improve it.

  • Identify potential vulnerabilities such as weak authentication methods, lack of encryption, or inadequate access controls

  • Implement strong authentication measures like multi-factor authentication to prevent unauthorized access

  • Encrypt sensitive data both in transit and at rest to protect it from unauthorized access

  • Implement strict access controls to limit who can access certain resources or ...read more

Q2. SaaS vs on-prem. Which technology you would advice to use in terms of security ?

Ans.

It depends on the specific security requirements and resources of the organization.

  • Consider the sensitivity of the data being stored and processed.

  • Evaluate the organization's budget and resources for maintaining security measures.

  • Assess the expertise of the IT team in managing security for both SaaS and on-prem solutions.

  • SaaS may offer better scalability and accessibility, but on-prem may provide more control over security measures.

  • Hybrid solutions combining both SaaS and on-...read more

Information Security Engineer Interview Questions and Answers for Freshers

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Q3. What do you know about information security?

Ans.

Information security refers to the practice of protecting digital information from unauthorized access, use, disclosure, disruption, modification, or destruction.

  • Information security involves protecting data in various forms, including electronic and physical.

  • It includes implementing security measures such as firewalls, encryption, and access controls.

  • Information security also involves risk management, incident response, and compliance with regulations and standards.

  • Examples ...read more

Q4. difference between information security and cyber security?

Ans.

Information security is a broader term that includes cyber security as a subset.

  • Information security involves protecting all types of information, including physical and digital.

  • Cyber security specifically deals with protecting digital information from cyber threats.

  • Information security includes policies, procedures, and practices to ensure confidentiality, integrity, and availability of information.

  • Cyber security includes technologies and tools to prevent, detect, and respon...read more

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Q5. Perform Security Architecture review on the model provided.

Ans.

Performing a security architecture review on the provided model.

  • Identify potential security vulnerabilities in the architecture

  • Evaluate the effectiveness of security controls in place

  • Assess the overall security posture of the system

  • Recommend improvements to enhance security measures

Q6. What is the basic Nmap command?

Ans.

The basic Nmap command is used for network exploration and security auditing.

  • The basic Nmap command is 'nmap'.

  • It is followed by the target IP address or hostname.

  • Additional options can be added to customize the scan, such as '-sS' for a TCP SYN scan.

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Q7. Explain security misconfiguration of cloud

Ans.

Security misconfiguration in cloud refers to the improper configuration of security settings, leaving vulnerabilities open to exploitation.

  • Misconfigured firewalls, access controls, and encryption can lead to data breaches

  • Default passwords and unpatched software can be exploited by attackers

  • Improperly configured network architecture can lead to unauthorized access

  • Lack of proper monitoring and logging can make it difficult to detect and respond to security incidents

Q8. What is XSS, CSRF?

Ans.

XSS (Cross-Site Scripting) is a type of security vulnerability that allows attackers to inject malicious scripts into web pages viewed by other users. CSRF (Cross-Site Request Forgery) is a type of attack that tricks the victim into executing unwanted actions on a web application in which they are authenticated.

  • XSS allows attackers to execute scripts in the victim's browser, potentially stealing sensitive information or performing actions on their behalf.

  • CSRF tricks users int...read more

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Q9. Explain basic network diagram

Ans.

A basic network diagram is a visual representation of how devices are connected in a network.

  • It shows the physical layout of the network

  • It includes devices such as routers, switches, servers, and workstations

  • It also shows the connections between the devices, such as Ethernet cables or wireless connections

  • It can be used to troubleshoot network issues or plan network upgrades

  • Example: A basic network diagram for a small office might show a router connected to a switch, which is ...read more

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