Information Security Analyst Interview Questions and Answers for Freshers

IPv4 and IPv6 are internet protocol versions, TCP/IP is a suite of protocols, OSI model is a conceptual framework, 3-way handshake is a method of establishing a TCP connection.

• IPv4 is the fourth version of the Internet Protocol, using 32-bit addresses.

• IPv6 is the sixth version of the Internet Protocol, using 128-bit addresses.

• TCP/IP is a suite of protocols that enable communication over the internet.

• OSI model is a conceptual framework that standardizes the functions of a tele...read more

OWASP is a non-profit organization that focuses on improving software security.

• OWASP provides a list of the top 10 web application security risks.

• They also offer tools and resources for developers to improve security.

• OWASP hosts conferences and events to promote education and collaboration in the security community.

To mitigate attacks, implement security measures and regularly update them. Remediation involves identifying and fixing vulnerabilities.

• Implement firewalls, intrusion detection systems, and antivirus software

• Regularly update software and security patches

• Conduct regular security audits and vulnerability assessments

• Train employees on security best practices

• Have an incident response plan in place

• Identify and fix vulnerabilities as soon as possible

The most common vulnerability is human error.

• Phishing attacks

• Weak passwords

• Unpatched software

• Social engineering

• Misconfigured systems

Cloud security refers to the practices and technologies used to protect data, applications, and infrastructure in the cloud.

• Involves securing data, applications, and infrastructure stored in the cloud

• Includes measures such as encryption, access control, and monitoring

• Ensures data privacy, compliance with regulations, and protection against cyber threats

• Examples of cloud security tools: firewalls, IAM (Identity and Access Management) solutions, encryption services

A vulnerability is a weakness in a system or network that can be exploited by attackers to compromise the security of the system.

• Vulnerabilities can exist in software, hardware, or even human behavior.

• Common examples of vulnerabilities include software bugs, misconfigurations, and weak passwords.

• Attackers can exploit vulnerabilities to gain unauthorized access, steal data, or disrupt operations.

• Vulnerabilities are typically discovered through security testing and research, an...read more

MX lookup is a DNS query to find the mail servers responsible for receiving emails for a specific domain.

• MX lookup stands for Mail Exchange lookup.

• It is used to determine the mail servers that are responsible for receiving emails for a specific domain.

• MX records are DNS records that specify the mail servers for a domain.

• MX lookup is commonly used in email delivery to route emails to the correct mail servers.

Different types of testing include penetration testing, vulnerability scanning, and security auditing.

• Penetration Testing: Simulates real-world attacks to identify vulnerabilities in a system.

• Vulnerability Scanning: Automated process to detect and classify system weaknesses.

• Security Auditing: Review of security policies, procedures, and controls to ensure compliance.

• Black Box Testing: Testing without knowledge of the internal workings of the system.

• White Box Testing: Testing ...read more