Project Part 6
2
Project 3
The Detect portion of a security software is crucial for seeing possible risks and acting swiftly in the event of an incident, as was discussed in the overview. The main elements of the Detect phase, including as threat monitoring and reporting, incident alerting, and reaction planning, will be covered in this section. Organizations use a variety of methods and technologies to continually monitor their systems and networks for indications of possible security problems, such as unauthorized access, data breaches, malware infections, and other threats, during the Detect phase of a security program. In order to prevent massive security breaches that might jeopardize their sensitive data and harm their brand, businesses can swiftly discover and address security issues by proactively monitoring their systems and networks. This stage is crucial for preserving an organization's general security posture and safeguarding against possible cyber-attacks.
Monitoring and Reporting of Threats
Continuously scanning systems, networks, and applications for threats or vulnerabilities is known as threat monitoring. Log analysis tools, security information and event management (SIEM) systems, intrusion detection systems (IDS), and other tools may all be used for this (Ahmad et al., 2019). Threat monitoring aims to swiftly detect potential risks so that they may be dealt with before causing harm or disrupting the company.
The Detect phase includes monitoring threats as well as reporting, which is crucial. The security posture of the company should be summarized in reports on a regular basis, along with any possible threats or vulnerabilities that have been found. The senior management team and the board of directors should all receive reports that are succinct, accurate, and simple to comprehend.
Planning for incident alerts and responses
The creation of a strategy for reacting to security issues is a component of incident alerting and response planning. This strategy should include how events should be found and reported, as well as how they should be contained, mitigated, and recovered from. Roles and duties for important stakeholders including IT workers, legal counsel, HR, and senior management should also be included in the plan.
Planning an incident reaction effectively entails many crucial elements. First, the company has to put together an incident response team with members from all of its functional departments. The management of the incident response procedure and making sure that all interested parties are informed and participate in the response should fall within the purview of this team (González-Granadillo et al., 2021). The company should then develop a defined procedure for reporting events. This protocol should contain processes for locating and reporting occurrences as well as guidelines for categorizing incidents according to their severity and organizational effect. Effective incident management requires a defined procedure for reporting incidents. All organization stakeholders, such as workers, contractors, and partners, should be informed of the reporting process, which should be well documented. Specific processes for spotting possible security issues, such as suspicious activity, strange network traffic, or unexpected system behaviors, should be included in this process.
When a possible issue is discovered, the reporting process should contain steps for notifying the necessary parties, such as the incident response team, IT personnel, or management, of the event. Steps for categorizing the event according to its seriousness and possible effects on the organization should be included in the incident reporting process. By doing this, it will be possible to make sure that the right resources are deployed in order to properly handle the event.
Organizations should develop protocols for incident alerting and response planning in addition to the reporting process. The development of incident response playbooks, which specify the precise steps to follow in various sorts of events, as well as the definition of roles and duties for reacting to security incidents are part of this process. Organizations may lessen the effect of security events and rapidly resume regular operations by having explicit incident response procedures (Wagner et al., 2019). The company should put its incident response strategy into action as soon as an issue is reported. This strategy should include how to stop the event, figure out what caused it in the first place, and minimize whatever harm or disruption it may have caused. Steps for recovering from the event, such as returning systems and data to their pre-incident states, should also be included in the strategy.
Scenario for a Security Problem
Imagine for a moment that one of the countermeasures put in place in the preceding section has a possible flaw that we have just learned about. Let's assume for the sake of this example that we have installed a firewall as a technological countermeasure to defend our network from external attacks. However, it was found during an internal audit that the firewall had been improperly set and was not providing sufficient security.
The firewall in this case is not offering the amount of security that it was intended to owing to a setup error, which poses a security concern. This poses a serious security concern to the company since it might provide outside attackers unauthorized access to our network and critical information (Armenia et al., 2021). There are various measures we would need to do in order to solve this issue. To make sure the firewall is providing the necessary degree of security, we must first promptly adjust it. To verify the setup is accurate, this may need speaking with the firewall manufacturer or a third-party security specialist.
To find any possible holes or flaws, we would next need to undertake a complete analysis of our firewall setting procedure. In order to make sure that our personnel has the information and abilities necessary to correctly setup and administer the firewall, this might include assessing our change management procedure, documentation, and training materials. A crucial step in securing the network security of a company is carrying out a comprehensive examination of the firewall setup procedure (Armenia et al., 2021). The efficiency of the present firewall setup should be evaluated, and any holes or flaws that can leave the company vulnerable to security risks should be noted. Along with the rules and processes in place for changing the firewall configuration, the assessment should assess the organization's change management process. Before making any modifications, this entails evaluating the risk involved with each one and making sure the right testing and approval procedures are in place.
It is advisable to evaluate the documentation and training materials relevant to the firewall setting procedure. This entails confirming that the paperwork is correct, current, and available to all relevant staff members. To make sure staff employees who are in charge of administering and setting the firewall have the knowledge and abilities needed to do their jobs well, training materials should also be checked. Our incident response plan would need to be updated to incorporate steps for handling situations involving incorrect firewall setups. This might include recognizing and limiting the issue, as well as following protocols to fix any damage or interruption and return the firewall to its pre-incident condition.
References
Ahmad, A., Desouza, K. C., Maynard, S. B., Naseer, H., & Baskerville, R. L. (2019). How integration of cyber security management and incident response enables organizational learning. Journal of the Association for Information Science and Technology, 71(8), 939–953. https://doi.org/10.1002/asi.24311
Armenia, S., Angelini, M., Nonino, F., Palombi, G., & Schlitzer, M. F. (2021). A dynamic simulation approach to support the evaluation of cyber risks and security investments in SMEs. Decision Support Systems, 147, 113580. https://doi.org/10.1016/j.dss.2021.113580
González-Granadillo, G., González-Zarzosa, S., & Diaz, R. (2021). Security Information and Event Management (SIEM): Analysis, Trends, and Usage in Critical Infrastructures. Sensors, 21(14), 4759. https://doi.org/10.3390/s21144759
Wagner, T. D., Mahbub, K., Palomar, E., & Abdallah, A. E. (2019). Cyber threat intelligence sharing: Survey and research directions. Computers & Security, 87, 101589. https://doi.org/10.1016/j.cose.2019.101589