How to Recognize and Defend Against Malicious Insider Threats


Insider threats arise from careless users, users with compromised credentials, or users who seek to cause harm intentionally.

The latter type of user—the malicious insider—can be the most daunting for security teams to manage. It requires them to analyze a user’s behavior and determine whether they have bad intentions. Although less frequent, malicious insiders are costly. The average cost of a data breach by a malicious insider is the highest of any attack vector at $4.9 million, which is 9.6% higher than the global average.

Read more…
Source: Proofpoint


Sign up for our Newsletter


Related:

  • IT security analyst admits hijacking cyber attack to pocket ransom payments

    May 24, 2023

    A former IT security analyst at Oxford Biomedica has admitted, five years after the fact, to turning to the dark side – by hijacking a cyber attack against his own company in an attempt to divert any ransom payments to himself. Ashley Liles, of Letchworth Garden City, Hertfordshire, pleaded guilty at Reading Crown Court to blackmail ...

  • Come to the dark side: hunting IT professionals on the dark web

    January 30, 2023

    The dark web is a collective name for a variety of websites and marketplaces that bring together individuals willing to engage in illicit or shady activities. Dark web forums contain ads for selling and buying stolen data, offers to code malware and hack websites, posts seeking like-minded individuals to participate in attacks on companies, and ...

  • Insider Threat: The Dangers Within

    October 25, 2022

    Mandiant has adopted the Cyber and Infrastructure Security Agency (CISA) definition of insider, which states, “An insider is any person who has or had authorized access to or knowledge of an organization’s resources, including personnel, facilities, information, equipment, networks, and systems.” An insider threat is then the “potential for that insider to use their authorized access ...

  • Two Former eBay Employees Sentenced for Aggressive Cyberstalking Campaign

    October 11, 2022

    BOSTON – Two former employees of eBay, Inc. were sentenced today for their roles in a cyberstalking campaign targeting the editor and publisher of a newsletter that eBay executives viewed as critical of the company. Stephanie Popp, 34, of Louisville, Ky., eBay’s former Senior Manager of Global Intelligence, was sentenced to one year and one ...

  • Developer account body snatchers pose risks to the software supply chain

    October 4, 2022

    Software supply chain attacks, once the exclusive province of sophisticated state-sponsored attackers, have been gaining popularity recently among a broader range of cyber criminals. Attackers everywhere have realized that software supply chain attacks can be very effective, and can result in a large number of compromised victims. Software supply chain attacks more than tripled in ...

  • Former Twitter worker convicted of spying for Saudi Arabia

    August 10, 2022

    A former Twitter employee has been convicted of failing to register as an agent for Saudi Arabia and other charges after accessing private data on users critical of the kingdom’s government in a spy case that spanned from Silicon Valley to the Middle East. Ahmad Abouammo, a U.S. citizen and former media partnership manager for Twitter’s ...