Top 10 Cyber Security Interview Questions & Answers! Easily pass your cyber security job interview

Top 10 Cyber Security Interview Questions & Answers! Easily pass your cyber security job interview

1. What is Cryptography?
Cryptography is a branch of cyber security focused on protecting information from adversaries. Its goal is to ensure that only authorized senders and recipients can access the data.

2. What is Traceroute? Uses?
Traceroute is a diagnostic tool for tracking the path of a packet across an IP network. It reveals the IP addresses of routers along the route.
Uses:

Measures time for each hop during packet transmission.
Identifies failure points if a packet is lost.
3. What is a Firewall? Uses?
A firewall is a network security system that prevents malicious traffic, including various types of malware, from entering a network.
Uses:

Monitors and controls incoming and outgoing network traffic based on predetermined security rules.
Serves as a barrier between internal networks and external traffic.
4. What is a Three-Way Handshake?
This is a three-step process in a TCP/IP network to establish a connection between a local host and a server.

Step 1: SYN (Client to Server)
Step 2: SYN+ACK (Server to Client)
Step 3: ACK (Client to Server), initiating data transmission.
5. What are HTTP Response Codes?
These codes indicate a server's response to a client's HTTP request.

1xx: Informational (e.g., 100, 101)
2xx: Success (e.g., 200, 202)
3xx: Redirection (e.g., 300, 302)
4xx: Client Error (e.g., 400, 404)
5xx: Server Error (e.g., 500, 502)
6. What is the CIA Triad?
CIA Triad is a model for IT security encompassing:

Confidentiality: Protecting data from unauthorized access.
Integrity: Preventing unauthorized data modification.
Availability: Ensuring data is accessible when needed.
7. Types of Cyberattacks
Common attacks include:

Man in the Middle
Phishing
Rogue Software
Malware
Drive-by Downloads
DDoS
Malvertising
Password Attacks
8. What is Data Leakage?
Data leakage refers to the unauthorized transfer of data from a business to an external entity via various channels like email, internet, or storage devices.

9. What is Port Scanning?
Port scanning determines the status of network ports (open, listening, closed). It's used for both security testing and reconnaissance by hackers.

10. Explain Brute Force Attacks and Prevention Methods.
Brute force attacks involve guessing passwords through trial and error. Prevention methods include setting long, complex passwords and limiting login attempts.

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