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591 network security interview questions shared by candidates

What Intrusion Detection (network protocols, and the OSI model) Tell me about typical questions you are getting from customers? Tell me about a recent firewall project-Firewall related projects What is your experience with Proxy Servers? NAC experience?
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Network Security Engineer

Interviewed at Fivesky

3.1★
Dec 6, 2018

What Intrusion Detection (network protocols, and the OSI model) Tell me about typical questions you are getting from customers? Tell me about a recent firewall project-Firewall related projects What is your experience with Proxy Servers? NAC experience?

Question 1: difference between FIN & RST Flags Question 2: How many fields are there in TCP options & their use? Question 4: ike, Difference between Main mode and Aggressive mode? Question 5: Ike, What is their in packet 4 and 5 of main mode? Question 6: On Dhcp, he gave me some scenario and ask me about possibilities Question 7: My network is slow, How will you troubleshoot? 2nd round: Question 1: have you ever seen factory default configuration, how many things are there in it ? Question 2: we have * in system syslog hirerichy what does it means? Question 3: how many maximum rollback you can save in Juniper? Question 4: how can you monitor the traffic in juniper? Question 5: How can you see ike statistics? Question 6: chassic cluster fxp0, fxp1, fxp2 state of these port after formed in cluster? Question 7: packet movement happen in RE or PFE? And first path or fast path? 3rd round Question 1: tell me something about myself? Question 2:Who inspire you to join networking field? Question 3: where do you want to see yourself in next couple of years? some more these kind of general question.
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Network Security Engineer

Interviewed at Movate

3.7★
Nov 5, 2017

Question 1: difference between FIN & RST Flags Question 2: How many fields are there in TCP options & their use? Question 4: ike, Difference between Main mode and Aggressive mode? Question 5: Ike, What is their in packet 4 and 5 of main mode? Question 6: On Dhcp, he gave me some scenario and ask me about possibilities Question 7: My network is slow, How will you troubleshoot? 2nd round: Question 1: have you ever seen factory default configuration, how many things are there in it ? Question 2: we have * in system syslog hirerichy what does it means? Question 3: how many maximum rollback you can save in Juniper? Question 4: how can you monitor the traffic in juniper? Question 5: How can you see ike statistics? Question 6: chassic cluster fxp0, fxp1, fxp2 state of these port after formed in cluster? Question 7: packet movement happen in RE or PFE? And first path or fast path? 3rd round Question 1: tell me something about myself? Question 2:Who inspire you to join networking field? Question 3: where do you want to see yourself in next couple of years? some more these kind of general question.

1.) What is SQL-Injection 2.) If your CISO told you he had a million dollar budget and you were responsible for identifying how it will be spent where would you spend the money? 3.) Describe the different between a vulnerability and an exploit.
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Network Security Analyst

Interviewed at KeyBank

3.5★
Jan 21, 2017

1.) What is SQL-Injection 2.) If your CISO told you he had a million dollar budget and you were responsible for identifying how it will be spent where would you spend the money? 3.) Describe the different between a vulnerability and an exploit.

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