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210 Results Found

Public

HC3: TLP Clear Healthcare Cybersecurity Bulletin April 7, 2023

In Q1 of 2023, HC3 observed a continuation of many ongoing trends with regards to cyber threats to the Healthcare and Public Health community.
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HC3: Threat Profile Black Basta TLP CLEAR - March 15, 2023

Black Basta was initially spotted in early 2022, known for its double extortion attack, the Russian-speaking group not only executes ransomware, but also exfiltrates sensitive data, operating a cybercrime marketplace to publicly release it, should a victim fail to pay a ransom.
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HC3: HPH Mobile Device Security Checklist March 24, 2023

Mobile devices are prevalent in the health sector, and due to their storage and processing of private health information (PHI) as well as other sensitive data,
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Joint Cybersecurity Advisory TLP Clear: #StopRansomware: Royal Ransomware - March 2, 2023

SUMMARY Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing
Public

HC3 TLP White: Sector Alert - Critical OpenSSL Vulnerability Will Require Action by Healthcare Organizations

A software library called OpenSSL – used with many of the most common operating systems and applications for secure communications – is going to receive an important update on Tuesday, November 1, 2022.
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HC3: Sector Alert TLP Clear Clop Allegedly Targets Healthcare Industry in Data Breach February 22, 2023

HC3: Sector Alert TLP Clear Clop Allegedly Targets Healthcare Industry in Data Breach February 22, 2023
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HC3: Analyst Note TLP Clear MedusaLocker Ransomware – February 24 2023

Ransomware variants used to target the healthcare sector, from relatively well-known cyber threat groups, continue to be a source of concern and attention.
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Cybersecurity Advisory: CISA Red Team Shares Key Findings to Improve Monitoring and Hardening of Networks

In 2022, the Cybersecurity and Infrastructure Security Agency (CISA) conducted a red team assessment (RTA) at the request of a large critical infrastructure organization with multiple geographically separated sites.
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FBI TLP White Flash: RagnarLocker Ransomware Indicators of Compromise March 7, 2022

The FBI first became aware of RagnarLocker in April 2020 and subsequently produced a FLASH to disseminate known indicators of compromise (IOCs) at that time. This FLASH provides updated and additional IOCs to supplement that report.
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HC3: Analyst Note TLP Clear - Healthcare Sector DDoS Guide February 13, 2023

Distributed Denial of Service (DDoS) attacks have the potential to deny healthcare organizations and providers access to vital resources that can have detrimental impact on the ability to provide care.