Information Security is a set of best practices used to secure the information from unauthorized access, disclosure, inspection, disruption, and destruction of information. The primary goal is to ensure the safety and privacy of confidential data such as financial data, intellectual property, or customer account details.

Information Security is a broad field covering many security areas, such as data encryption, physical security, network security, and endpoint security. It helps to protect information from threats such as server failures and natural disasters.

Essential principles of Information Security

The essential principles of Information Security are Confidentiality, Integrity, and Availability, generally known as the CIA triad. It refers to an information security model of each element representing the objectives of information security.

The three principles of Information Security (CIA Triad) are defined below:

1. Confidentiality

Confidentiality measures help to protect the information from unauthorized disclosure of information. It ensures that shared information is visible and accessible only to authorized users to perform organizational functions.

2. Integrity

Integrity ensures that the data is reliable and accurate. Indeed, the data has not been subject to unauthorized modification, either intentional or unintentional. Data integrity is compromised during uploading, collecting, storing, or transmitting data in the database.

3. Availability

Data availability ensures network and computing resources match the volume of data access and implement a good backup policy for disaster recovery purposes.

Information Security Education and Skills

To start a career in Information Security, you need to begin with the basics. A bachelor’s degree in Information Technology or Computer Science is one of the best ways to grab in-depth knowledge of the latest Information security trends.

• One should possess the necessary skills that would help to solve security issues.
• Ability to understand the security risks and possess problem-solving skills to implement effective measures in protecting the information.
• Working experience with security tools and networks for executing programs.
• Strong communication skills in order to communicate with every employee in the company.
• Ability to multi-task and understand the threats in a fast-paced, tense environment.
• Ability to diagnose and monitor malware, viruses, and other vulnerabilities in the network.

Information Security Job Demand

In the growing demand for information security professionals, it is clear that the package offered to the information security specialists will be high and also varies based on the specific position.

• Security Engineer
• IT Security Officer
• IT Security Specialist
• Entry-level Analyst
• Information Security Analyst
• Security Administrator
• Intelligence Analyst

Final Words

If you possess the required skills to start a career in Information security, you can become an Information Security professional. Along with the skills, a few basic certifications would add value to your career in Information Security.

InfosecTrain provides training and certification courses on Information Security and Cybersecurity streams to help you become an expert in Information Security professional. It offers a training course on Information Security Analyst, Information Security Management, and Information Security Auditor. If you want to get certified in these courses, check out and enroll now.