What Are The Basic Security Principles?

What are the three types of security?

There are three primary areas or classifications of security controls.

These include management security, operational security, and physical security controls..

What are the types of security?

Security is a financial instrument that can be traded between parties in the open market. The four types of security are debt, equity, derivative, and hybrid securities. Holders of equity securities (e.g., shares) can benefit from capital gains by selling stocks.

What are the five layers of security?

Five Critical Layers of Protection to Ensure Data SecurityPerform regular backups. Many organizations fail to regularly backup their data. … Implement strong data security policies. A company must look at its policies and check whether information security is embedded into the company structure and culture. … Curb internal threats. … Use encryption. … Seek outside expertise.

What are the principles of physical security?

Physical security involves the use of multiple layers of interdependent systems that can include CCTV surveillance, security guards, protective barriers, locks, access control, perimeter intrusion detection, deterrent systems, fire protection, and other systems designed to protect persons and property.

What is a layer 2 address?

The layer 2 address is a physical address. It pertains to the actual hardware interface (NIC) in the computer. A computer can have any number of layer 3 addresses but it will only have 1 layer 2 address per LAN interface.

What are examples of physical security?

Physical control examples include types of building materials, perimeter security including fencing and locks and guards. Deterrence, denial, detection then delay are the controls used for securing the environment.

What is basic security?

Basic security applies to anyone using a computer. Antivirus and Antispyware software. Antivirus software consists of computer programs that attempt to identify, thwart and eliminate computer viruses and other malicious software (malware).

What are the 7 layers of security?

7 Layers of SecurityInformation Security Policies. These policies are the foundation of the security and well-being of our resources. … Physical Security. … Secure Networks and Systems. … Vulnerability Programs. … Strong Access Control Measures. … Protect and Backup Data. … Monitor and Test Your Systems.

What are the two types of security?

Types of SecuritiesEquity securities. Equity almost always refers to stocks and a share of ownership in a company (which is possessed by the shareholder). … Debt securities. Debt securities differ from equity securities in an important way; they involve borrowed money and the selling of a security. … Derivatives. Derivatives.

What are the 4 types of IT security?

Types of IT securityNetwork security. Network security is used to prevent unauthorized or malicious users from getting inside your network. … Internet security. … Endpoint security. … Cloud security. … Application security.

What are 3 main pillars of information security?

The CIA triad refers to an information security model made up of the three main components: confidentiality, integrity and availability. Each component represents a fundamental objective of information security.

What are the three parts of physical security standards?

The Physical Security Plan….Deter: Providing visual evidence of a comprehensive security program.Detect and Annunciate: Detecting an unauthorized intrusion and informing security personnel to intercept the intruder.Delay: Delaying the perpetrator so a response force can intercept and prevent a loss.More items…

What are the levels of physical security?

Three Levels of Physical SecurityOuter Perimeter Security. The outer perimeter of a facility is defined by the actual property lines. … Inner Perimeter Security. Perimeter security secures the facility’s doors, windows, and walls. … Interior Security.

What are the four principles of computer security?

The purpose of the cyber security principles within the ISM is to provide strategic guidance on how organisations can protect their systems and information from cyber threats. These cyber security principles are grouped into four key activities: govern, protect, detect and respond.