HCLTech Security Specialist Interview Questions and Answers

Q1. SIEM Architecture in Details
Ans. 
SIEM architecture involves collecting, correlating, and analyzing security data from various sources to detect and respond to threats.
• SIEM collects logs and events from network devices, servers, applications, and security tools.

• It correlates and analyzes the data to identify patterns and anomalies that may indicate security incidents.

• SIEM provides real-time monitoring, alerting, and reporting capabilities to help secur...read more
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Q2. Incident Handling Cycle
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Q3. Networking concept
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Q4. Managerial Capability
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During an aptitude test, candidates can expect to be evaluated on their numerical ability, reasoning skills, verbal ability, etc. The goal is to gauge how aptly the test-taker is suited for a particular role and to predict how well they can perform certain tasks and react to situations at work.

Q1. Tell Me About Yourself. How Did You Hear About This Position? Why Do You Want to Work at This Company? Why Do You Want This Job? Why Should We Hire You? What Can You Bring to the Company? What Are Your Gre...read more
Ans. 
I am a security specialist with experience in threat analysis and risk management. I am excited about the opportunity to work for this company and contribute to its security efforts.
• I have experience in threat analysis and risk management

• I am excited about the opportunity to work for this company

• I am confident that I can contribute to the company's security efforts
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Q1. Tell me about yourself.
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Q2. Why should we hire you?
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Q1. What kind of vulnerability you came across
Ans. 
I came across a vulnerability in a web application that allowed for SQL injection attacks.
• Identified lack of input validation in user inputs

• Discovered that the application was directly executing user-supplied SQL queries

• Suggested implementing parameterized queries to prevent SQL injection

• Tested the vulnerability by attempting to inject SQL code through input fields
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Q2. What issues you face in management regarding reporting some security issues
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Q3. Tcp vs UDP which one is better
Ans. 
It depends on the specific use case and requirements.
• TCP is reliable and ensures all data is delivered in order, but it can be slower due to the overhead of error-checking and retransmission.

• UDP is faster and more efficient for real-time applications like video streaming or online gaming, but it does not guarantee delivery or order of packets.

• Choose TCP for applications that require reliable data transmission, such as ...read more
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Q4. Hashing and its examples in real world
Ans. 
Hashing is a process of converting input data into a fixed-size string of bytes using a mathematical algorithm.
• Hashing is commonly used in password storage to securely store user passwords without storing the actual password.

• Hashing is used in digital signatures to ensure the integrity of the signed data.

• Blockchain technology uses hashing to create a secure and tamper-proof record of transactions.

• File integrity checks ...read more
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Q5. Pop3 and icmp what are work and port no.
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Q1. Explain about SIEM TOOL and which SIEM tool you have used ?
Ans. 
SIEM (Security Information and Event Management) tool is a software solution that aggregates and analyzes security data from various sources.
• SIEM tools help in detecting and responding to security incidents in real-time.

• They provide centralized visibility into an organization's security posture.

• Examples of SIEM tools include Splunk, IBM QRadar, and ArcSight.

• I have experience using Splunk for log management and security
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Q2. Have you configured policies in defender ?
Ans. 
Yes, I have configured policies in defender.
• Yes, I have configured policies in Windows Defender to ensure proper security measures are in place.

• I have set up policies for malware protection, network protection, firewall settings, and device control.

• Regularly review and update policies to adapt to new threats and vulnerabilities.

• Example: Configuring Windows Defender policies to block certain file types from being downlo
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Easy 20 questions we need to complete in 30 mins.

Q1. Basic computer science questions like networking, coding language, dsa
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Q1. Normal hr questions rate your self tell me about yourself weeknesses
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Q1. What's DNS server
Ans. 
A DNS server is a computer server that contains a database of public IP addresses and their associated hostnames.
• Translates domain names to IP addresses

• Resolves queries from clients

• Helps in navigating the internet by mapping domain names to IP addresses
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Q1. Tell us about qualys agent
Ans. 
The Qualys agent is a lightweight software installed on endpoints to collect security data and perform security assessments.
• Qualys agent is a lightweight software installed on endpoints to collect security data.

• It helps in performing security assessments by scanning for vulnerabilities and compliance issues.

• The agent continuously monitors the endpoint for any security threats and sends the data to the Qualys Cloud Plat...read more
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Q1. Tell me about yourself
Ans. 
I am a dedicated Information Security Analyst with a strong background in cybersecurity and a passion for protecting data.
• Experienced in conducting security assessments and implementing security measures

• Skilled in analyzing security breaches and responding effectively

• Proficient in using security tools and technologies such as firewalls and encryption

• Strong understanding of compliance regulations and best practices in i
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Quantitative ability , Logical ability

Such as basic programming,arrays,strings etc.

Data structure and algorithms.

Q1. Team work under leadership
Ans. 
Team work under leadership is essential for success in IT security.
• Effective communication is key in a team setting

• Clear delegation of tasks ensures efficiency

• Collaboration and sharing of knowledge among team members is crucial

• Respecting and supporting the team leader's decisions is important
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Q2. Communication and Time management
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Q3. Brush up on data structures and algorithms.
Ans. 
Data structures and algorithms are fundamental concepts in computer science for organizing and processing data efficiently.
• Data structures are ways of organizing and storing data, such as arrays, linked lists, trees, and graphs.

• Algorithms are step-by-step procedures for solving problems, such as searching, sorting, and graph traversal.

• Understanding data structures and algorithms is crucial for optimizing performance an
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Q4. Fundamentals of programming and basics of the languages like HTML , JAVASCRIPT , SQL.
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Q5. Brush on data structures and algorithms.
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Q6. Fundamental programming and basics of the languages like HTML, JAVASCRIPT, SQL.
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Q7. Work under pressure
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Q8. Best relationship between employee and employer.
Ans. 
Open communication, mutual respect, trust, and support are key for a strong relationship between employee and employer.
• Open communication: Regular feedback sessions and transparent communication channels help build trust and understanding.

• Mutual respect: Valuing each other's opinions, ideas, and contributions fosters a positive work environment.

• Trust: Employers trusting employees to do their job well and employees trus...read more
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Q9. Contextual communication
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Q10. Improved productivity and confidence
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C,C#,C++,Dart,Go,Type script

Q1. How can you create a virus to correct a crashed server? Answer : a. Read all data console. B. using any server detector . C. Use advance knowledge on cybersecurity difference system to quick recreate. Answ...read more
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Q2. Answer my Q1 and try to contact me
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