The field of information security has grown and evolved significantly in recent ffiec business continuity handbook pdf. Information security threats come in many different forms. Some of the most common threats today are software attacks, theft of intellectual property, identity theft, theft of equipment or information, sabotage, and information extortion. Most people have experienced software attacks of some sort.
For the individual, information security has a significant effect on privacy, which is viewed very differently in various cultures. Since the early days of communication, diplomats and military commanders understood that it was necessary to provide some mechanism to protect the confidentiality of correspondence and to have some means of detecting tampering. Julius Caesar is credited with the invention of the Caesar cipher c. In the mid-nineteenth century more complex classification systems were developed to allow governments to manage their information according to the degree of sensitivity. For example, the British Government codified this, to some extent, with the publication of the Official Secrets Act in 1889. The end of the twentieth century and the early years of the twenty-first century saw rapid advancements in telecommunications, computing hardware and software, and data encryption.
The rapid growth and widespread use of electronic data processing and electronic business conducted through the internet, along with numerous occurrences of international terrorism, fueled the need for better methods of protecting the computers and the information they store, process and transmit. Information Security Attributes: or qualities, i. Preservation of confidentiality, integrity and availability of information. Note: In addition, other properties, such as authenticity, accountability, non-repudiation and reliability can also be involved.
The protection of information and information systems from unauthorized access, use, disclosure, disruption, modification, or destruction in order to provide confidentiality, integrity, and availability. Information Security is the process of protecting the intellectual property of an organisation. A well-informed sense of assurance that information risks and controls are in balance. Information security is the protection of information and minimizes the risk of exposing information to unauthorized parties.
The CIA triad of confidentiality, integrity, and availability is at the heart of information security. In 1998, Donn Parker proposed an alternative model for the classic CIA triad that he called the six atomic elements of information. In 2011, The Open Group published the information security management standard O-ISM3. In information security, confidentiality “is the property, that information is not made available or disclosed to unauthorized individuals, entities, or processes. While similar to “privacy,” the two words aren’t interchangeable.