Cyber Defense eMagazine February Edition for 2023

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prevent their actions, as they often blend in with normal network activity. Additionally, insiders often have a deep understanding of the systems and processes they are targeting, which makes it easier for them to carry out their malicious activities undetected. For example, in the Energy sector, a malicious insider with access to control systems of a power plant could potentially cause a major blackout by manipulating the systems. Similarly, in the Banking and Finance sector, an insider with access to sensitive financial information could steal or manipulate data for personal gain, causing significant financial loss for the organization and its customers. In the Healthcare and Public Health sector, a malicious insider with access to personal health information could potentially steal or sell that information on the dark web, causing harm to both the individuals whose information was stolen and the organization's reputation. Another type of insider threat is the accidental insider. These are individuals who may not intend to cause harm, but through their actions or negligence, can put critical systems and information at risk. This can include actions such as sharing login credentials, inadvertently exposing sensitive information, or failing to follow security protocols. For example, in the Information Technology sector, an accidental insider could fall for a phishing attack and inadvertently provide attackers with access to sensitive data, putting the organization at risk of a cyber-attack. A third type of insider threat is the compromised insider. These are individuals who have had their access to critical systems and information compromised by a cyber attacker. This can include actions such as spear phishing attacks, where an attacker tricks an individual into providing login credentials or other sensitive information. In the Transportation Systems sector, a compromised insider with access to control systems of a train network could potentially cause a major accident by manipulating the systems. An opportunistic insider threat is a type of insider threat where the individual takes advantage of a situation or opportunity to cause harm or steal information for personal gain. This type of insider threat is not premeditated, meaning that the individual does not plan to cause harm in advance, but rather takes advantage of a situation that arises. Opportunistic insiders may have legitimate access to sensitive information and systems, and may not have any prior history of malicious behavior, making them difficult to detect. For example, an employee in a banking institution who comes across sensitive financial information while performing their regular duties might be tempted to use that information for personal gain. In another scenario, an employee in a healthcare organization who is going through a difficult financial situation may take advantage of their access to sensitive patient information to sell it to a third party. Regardless of the type of insider threat, the potential consequences can be severe. Insider threats can cause financial loss, reputational damage, and even loss of life. For example, in the Chemical sector, a malicious insider could sabotage a chemical plant, causing a hazardous release and putting the lives of the people in the surrounding area at risk. In the Defense Industrial Base sector, a malicious insider could steal sensitive information and sell it to a foreign power, putting the nation's security at risk. Insider threat mitigation refers to the process of identifying, assessing, and mitigating the risks associated with insider threats. This process involves a combination of technical and non-technical measures that organizations can implement to protect against the actions of malicious, accidental, and opportunistic insiders. Cyber Defense eMagazine – February 2023 Edition 118 Copyright © 2023, Cyber Defense Magazine. All rights reserved worldwide.
The first step in insider threat mitigation is to identify and assess the risks associated with insider threats. This involves conducting a thorough risk assessment that takes into account the organization's critical assets, systems, and information, as well as the potential threats and vulnerabilities that could be exploited by insiders. The assessment should also consider the likelihood and impact of potential insider incidents, and prioritize the risks that require the most urgent attention. Once the risks have been identified and assessed, organizations can begin to implement mitigation measures. These measures may include both technical and non-technical solutions, such as: • Technical solutions: These include implementing access controls, intrusion detection systems, and data loss prevention (DLP) technologies to prevent unauthorized access to sensitive information and systems. Organizations can also use logging and monitoring tools to detect and respond to suspicious activity by insiders. • Non-technical solutions: These include employee training, background checks, and regular security audits. Employee training is especially important as it can help raise awareness of the risks associated with insider threats and provide employees with the knowledge and skills they need to recognize and prevent them. Additionally, background checks and regular security audits can help identify individuals who may be at risk of becoming an opportunistic insider threat. • Cybersecurity protocols: Organizations should have clear policies and procedures in place to address any possible cyber incidents, a robust incident response plan, and regular cyber security drills. • Establishing a culture of security: Organizations should encourage employees to report any suspicious activity or potential threats and create an environment where employees feel comfortable discussing security-related issues. Insider threat mitigation is an ongoing process that requires regular monitoring and updating to ensure that the organization's defenses stay current with the latest threats and vulnerabilities. Organizations should also conduct regular security audits to identify any potential vulnerabilities and ensure that the mitigation measures are working effectively. About the Author Jim Henderson, CISSP, CCISO CEO Insider Threat Defense Group, Inc. Insider Threat Program Development / Management Training Course Instructor Insider Threat Analyst, Vulnerability Assessor & Mitigation Specialist https://www.insiderthreatdefense.us/ LinkedIn Company Profile: https://www.linkedin.com/in/insiderthreatdefense Follow Us On Twitter: @InsiderThreatDG Founder / Chairman Of The National Insider Threat Special Interest Group (NITSIG) Founder / Director Of Insider Threat Symposium & Expo https://www.nationalinsiderthreatsig.org/ NITSIG LinkedIn Group: https://www.linkedin.com/groups/12277699/ Cyber Defense eMagazine – February 2023 Edition 119 Copyright © 2023, Cyber Defense Magazine. All rights reserved worldwide.
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Time to Build an Unhackable Interne
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Emerging API Security Trends: What
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@MILIEFSKY From the Publisher… De
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Welcome to CDM’s February 2023 Is
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Cyber Defense eMagazine - February
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Banco Banrisul’s thirty-six domai
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Why Cybersecurity Remains a Persist
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Robust Cybersecurity is Essential f
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1. Facing the Cyber Crisis No compa
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About the Author Amitabh Sinha is t
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1. Risk Assessment Government agenc
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This is what happened to Dropbox la
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trust and growth, the board can hel
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etween governments and operators wi
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Accelerating Machine Learning Advan
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Secondly, MLOps platforms record al
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Cybercriminals Are Ramping Up Their
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Organizations should follow best pr
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7 Biggest Cyber Attacks of 2022 By
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4. Ex-Amazon worker convicted over
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About Salt Communications Salt Comm
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Page 73 and 74: In the coming months and beyond, on
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Page 77 and 78: malicious communication pattern thr
Page 79 and 80: Free Consumer Apps Are Not Safe for
Page 81 and 82: But simultaneously - and unlike ema
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Page 89 and 90: eing pushed into heavy criminalitie
Page 91 and 92: preparing and analyzing such a coll
Page 93 and 94: words, behind those high-tech crimi
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Page 97 and 98: References: [1] Djekic, M. D., 2017
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Page 161 and 162: Avoiding bias Objectivity and credi
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CyberDefense.TV now has 200 hotseat
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Books by our Publisher: https://www
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