Sophos Technologies Threat Analyst Interview Questions and Answers

It was moderate and give 2 coding questions to solve.

Q1. Asked the questions related to networks, oops and data structures.
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Gave some scenario based questions

Case study walkthrough

Q1. General hr questions
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Q1. How to reset Password Protected BIOS Configuration
Ans. 
To reset a password protected BIOS configuration, you can use various methods such as removing the CMOS battery, using a BIOS reset jumper, or using manufacturer-specific software.
• Remove the CMOS battery from the motherboard for a few minutes to reset the BIOS settings.

• Locate the BIOS reset jumper on the motherboard and move it to the reset position for a few seconds.

• Use manufacturer-specific software or tools to reset...read more
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Q2. Tell me Something About DNS Server
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DNS server is a computer server that contains a database of public IP addresses and their associated hostnames.
• DNS stands for Domain Name System.

• It translates domain names into IP addresses.

• DNS servers help in resolving domain names to their corresponding IP addresses.

• They play a crucial role in the functioning of the internet.

• DNS servers use a hierarchical structure for efficient name resolution.

• They use different typ...read more
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Q3. Explain XSS Attack , how will you perform, which resources are needed
Ans. 
XSS attack is a type of web vulnerability where attackers inject malicious scripts into trusted websites to steal sensitive information or perform unauthorized actions.
• XSS stands for Cross-Site Scripting.

• Attackers exploit vulnerabilities in web applications to inject malicious scripts.

• These scripts are then executed by unsuspecting users visiting the compromised website.

• XSS attacks can be classified into three types: s...read more
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Q4. Which is the type of data stored in OSI Model Data Link Layer
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The type of data stored in OSI Model Data Link Layer is the frame or packet.
• The Data Link Layer is responsible for the physical transmission of data between network nodes.

• It encapsulates the network layer packet into a frame with additional control information.

• Examples of data stored in this layer include Ethernet frames, MAC addresses, and error detection codes.
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Q5. MITM Attack, and Disadvantages
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MITM Attack is a type of cyber attack where an attacker intercepts communication between two parties to gain unauthorized access or steal information.
• MITM stands for Man-in-the-Middle.

• The attacker positions themselves between the sender and receiver to intercept and manipulate the communication.

• Disadvantages of MITM attacks include unauthorized access to sensitive information, data theft, and potential for further expl...read more
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Q6. Difference between SSL and TLS
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SSL and TLS are cryptographic protocols used to secure communication over the internet.
• SSL stands for Secure Sockets Layer and TLS stands for Transport Layer Security.

• SSL is the predecessor of TLS.

• Both protocols provide encryption and authentication for secure communication.

• TLS is considered more secure than SSL.

• SSL uses a combination of symmetric and asymmetric encryption, while TLS primarily uses symmetric encryption...read more
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Q1. Dhcp helper mac and ip
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Q2. Putting ip on window pc
Ans. 
To assign an IP address to a Windows PC, you can do so through the network settings.
• Go to Control Panel > Network and Sharing Center

• Click on Change adapter settings

• Right-click on the network connection you want to assign an IP address to and select Properties

• Select Internet Protocol Version 4 (TCP/IPv4) and click on Properties

• Choose 'Use the following IP address' and enter the IP address, subnet mask, default gateway,
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Q3. What if i browse a website, what works at backend
Ans. 
When browsing a website, various components work at the backend to deliver content and functionality.
• Web server processes requests and serves web pages

• Database stores and retrieves data

• Application server executes application logic

• Content delivery network (CDN) may cache and deliver content

• Load balancer distributes incoming traffic to multiple servers

• Web browser renders the content for the user
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