Insider threats remain one of the biggest issues plaguing cybersecurity. A study by Ponemon shows that the costs of insider threats leaped 31% in just two years, from $8.76 million in 2018 to $11.45 million in 2020. The same report shows that it takes companies an average of 77 days to contain an insider threat incident. Forrester predicts that insider threats will cause 31% of data breaches by the end of 2021, up from 25% in 2020. Show
Both government and businesses are certainly aware of the issue, but the resources required to address it often outpace the IT security budgets. Insider threat prevention needs to consider lots of things: corporate infrastructure and technologies used, data stored, data sensitivity levels, data protection measures, data security and privacy mandates, and local cultural norms and labor practices. In this article, we will look at the problem carefully, starting with the types of insider threats and then discussing how security threat actors operate and how to identify and mitigate the risk. What is the insider threat?The insider threat is a security risk that comes from any individual with legitimate access to the organization’s information and assets. That includes anyone working or connected to a company, such as current and former employees, contractors, business associates and vendors. Handpicked related content:
Types of Insider ThreatsThere are three types of insider threats: insiders who are negligent or careless; insiders with malicious intent; and hackers who become insiders by stealing legitimate system credentials. UnintentionalRegular users and admins can both unintentionally perform actions that put the organization at risk, such as:
IntentionalMalicious insiders can purposefully take actions that benefit them but cause harm to the organization. Motivations for attacks include:
Compromised credentialsAnother type of malicious insider threat is a hacker who steals valid user or admin credentials to get into the corporate IT network. Credential theft costs companies $2.79 million per year, making it the most expensive form of insider threat. Hackers use different methods to steal credentials, including:
Indicators of Insider ThreatWhat do you need to watch for to detect an insider threat? Here are some common indicators:
The consequences of insider threat incidentsInsider threats can cause severe and costly damage to an organization. Among the consequences are:
Tips to protect your organization against an insider threatThe best security technology on the market isn’t enough to stop every insider attack. Organizations need a comprehensive security strategy in place that accounts for the potential of inside threats. A good strategy requires a team effort and a willingness to refine business processes, even if it means changing company culture. Insider threat protection requires a nuanced approach. Here are the essential steps to take:
In addition, implement security measures like these:
Handpicked related content:
How the Netwrix Data Security Platform can helpThe Netwrix Data Security Platform simplifies insider threat detection, investigation and response. With the solution, you can:
FAQWhat is an insider threat? An insider threat is a user or admin account with legitimate access to company computers and data. These accounts can be misused by their owner, either accidentally or deliberately, or be compromised by outside attackers. What are some examples of insider threats? Examples of insider threats include a user who is negligent about security protocols and opens an email attachment containing malware; a malicious insider who steals data for a competitor (espionage), and a hacker who performs a brute-force attack to steal user credentials and gain access to sensitive corporate data. Why is it important to identify potential insider threats? Failing to detect insider threats can lead to data loss and system downtime. As a result, companies can face steep costs, including fines, lawsuits, incident mitigation work and reputation damage. What are some insider threat indicators? Signs of an insider threat include repeated attempts to access or download sensitive data, unusual use of data or applications, and attempts to bypass security protocols or violate corporate policies. How can I mitigate the risk of insider threats? Start by educating all employees about the potential of insider threats. Organizations should also invest in technology to classify their data and spot suspicious user behavior. Elena Vodopyan Elena has more than 8 years of experience in the IT industry. She started as a Public Relations Specialist at Netwrix, working on PR materials such as commentaries, articles and customer success stories. Then she transitioned to Content Marketing, where she is now responsible for delivering informative blogs and whitepapers. Elena also serves on the editorial teams for both the Netwrix Cyber Chief and SysAdmin magazines. What are four types of insider threats?Insider threats manifest in various ways: violence, espionage, sabotage, theft, and cyber acts.
What are examples of insider threats?Types of Insider Threats. The employee who exfiltrated data after being fired or furloughed. ... . The employee who sold company data for financial gain. ... . The employee who stole trade secrets. ... . The employees who exposed 250 million customer records. ... . The nuclear scientists who hijacked a supercomputer to mine Bitcoin.. What are the three types of insider threats?Insider threats come in three flavors: Compromised users, Malicious users, and. Careless users.
What is the most common insider threat?In the US, the most common type of insider threat is data exfiltration (62%).
|