Aujas Cybersecurity-NuSummit company Cyber Security Consultant Interview Questions and Answers

Q1. Basic dns troubleshooting
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Q2. Encryption algorithms
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Q3. Firewall related questions
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Q4. Subnetting related
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Q1. Salary related questions
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Q2. Location and position
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Q1. Packet flow in PALO ALTO FIREWALL?
Ans. 
Packet flow in Palo Alto Firewall involves multiple stages including ingress, policy lookup, security policy enforcement, NAT, and egress.
• Packet enters the firewall through an ingress interface

• Firewall performs policy lookup to determine if the packet should be allowed or denied

• If allowed, the packet goes through security policy enforcement which includes threat prevention, URL filtering, etc.

• NAT (Network Address Trans...read more
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Q2. Ospf states and explain?
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OSPF (Open Shortest Path First) is a routing protocol used to determine the best path for data packets in a network.
• OSPF is a link-state routing protocol

• It uses Dijkstra's algorithm to calculate the shortest path

• OSPF routers exchange link-state advertisements (LSAs)

• It supports VLSM (Variable Length Subnet Masking)

• OSPF areas are used to divide large networks into smaller segments
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Q3. Election of DR AND BDR IN OSPF?
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DR and BDR in OSPF are elected based on priority values, with the highest priority becoming the DR and the second highest becoming the BDR.
• DR and BDR are elected within the OSPF network to ensure efficient communication and redundancy.

• The election process is based on priority values assigned to each router, with the highest priority becoming the DR and the second highest becoming the BDR.

• If two routers have the same pr...read more
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Q1. Depends upon client,iOS Upgradation,ospf,bgp,hsrp,vlan,vpn,nat, firewall rule.blocking.l etc
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Q2. Need to read sd wan
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Q3. Firewall traffic flow
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Q4. Stp and vtp how to work need depth knowledge
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Q1. About joining and PKG.
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Q1. What is MPLS What is DNS What is Subnetting
Ans. 
MPLS is a protocol used for efficient data transfer. DNS is a system that translates domain names to IP addresses. Subnetting is dividing a network into smaller subnetworks.
• MPLS stands for Multiprotocol Label Switching and is used to route network traffic efficiently.

• DNS stands for Domain Name System and is used to translate domain names to IP addresses.

• Subnetting is the process of dividing a network into smaller subne...read more
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Q2. What is difference IPv4 and IPV6
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IPv6 is the successor to IPv4, with larger address space, improved security, and better support for mobile devices.
• IPv4 uses 32-bit addresses, while IPv6 uses 128-bit addresses

• IPv6 has a hierarchical addressing structure, allowing for more efficient routing

• IPv6 includes built-in security features, such as IPsec

• IPv6 has better support for mobile devices, with features like mobile IP and flow labeling
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Discuss Banking Network

Q1. What are your salary expectations?
Ans. 
I expect a competitive salary based on my experience, skills, and the responsibilities of the role.
• Research the average salary range for Network Engineers in your area

• Consider your level of experience and expertise

• Factor in the job responsibilities and requirements

• Be prepared to negotiate and discuss benefits

• Example: I expect a salary in the range of $70,000 to $90,000 per year based on industry standards and my qualif
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Q2. Tell me about yourself.
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I am a highly skilled and experienced Network Engineer with a strong background in designing, implementing, and managing complex network infrastructures.
• I have a Bachelor's degree in Computer Science and multiple certifications in networking technologies such as CCNA and CCNP.

• I have worked for 5 years at XYZ Company, where I was responsible for maintaining and troubleshooting network systems for a large enterprise.

• I ha...read more
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Q1. Cyber security related questions
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Q2. VAPT , DAST, SAST in cyber security
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Q3. Ethical hacking in cyber security
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Ethical hacking is a process of identifying vulnerabilities in a system to improve its security.
• Ethical hacking involves using the same techniques as malicious hackers to identify vulnerabilities in a system.

• The goal of ethical hacking is to improve the security of the system by fixing the identified vulnerabilities.

• Ethical hackers must follow a strict code of ethics and obtain permission before conducting any hacking ...read more
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