Ransomware
software used to extort money from an individual or organization by encrypting or otherwise blocking access to applications or files on a computer system until a sum of money is paid.
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On May 7, 2021, the Colonial Pipeline experienced a ransomware attack due to a compromised VPN account lacking multi-factor authentication. The attackers, linked to the DarkSide group, stole 100 gigabytes of data, prompting a shutdown of fuel operations affecting the East Coast. Colonial paid $4.4 million in ransom, later recovering part of it.
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On May 14, 2021, Ireland’s Health Service Executive fell victim to a devastating ransomware attack triggered by a single phishing email. The attack crippled hospitals nationwide, delaying treatments and compromising patient data. Despite warnings, the incident reflected systemic cybersecurity failures within the organization, ultimately highlighting vulnerabilities in health services globally.