Information Security Interview Question

Define Information Security.

It is a well-informed sense of assurance that the information risks and controls are in balance.

What is Security?

Security is “the quality or state of being secure-to be free from danger”.

What are the multiple layers of Security?

  • Physical Security
  • Personal Security
  • Operations Security
  • Communication Security
  • Network Security
  • Information Security

What are the characteristics of CIA triangle?

  • Confidentiality
  • Integrity
  • Availability

What are the characteristics of Information Security?

  • Availability
  • Accuracy
  • Authenticity
  • Confidentiality
  • Integrity
  • Utility
  • Possession

What is E-mail Spoofing?

It is the process of sending an e-mail with a modified field.

What is UDP Packet Spoofing?

What are the measures to protect the confidentiality of information?

  • Information Classification
  • Secure document storage
  • Application of general Security Policies.
  • Education of information end-users

What is Utility of information?

What are the components of information system?

  • Software
  • Hardware
  • Data
  • People
  • Procedures
  • Networks

What are the functions of Locks & Keys?

What is Network Security?

It is the implementation of alarm and intrusion systems to make system owners aware of ongoing compromises.

Differentiate Direct and Indirect attacks.

Direct Attack It is when a hacker uses his personal computer to break into the system

Originate from the threat itself

Indirect Attack It is when a system is compromised and used to attack other systems, such as in a distributed denial of service attack.

Originate from a system or resource that itself has attacked & it is malfunctioning or working under the control of a threat.

What is Firewall?

What is the use of Digital Certificates?

Firewall is a device that keeps certain kinds of network traffic out of a private network.


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