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H-ISAC TLP White Hacking Healthcare - April 3, 2023
his week, Hacking Healthcare examines a politically motivated healthcare sector cyberattack to investigate both hacktivists and the potential necessity of healthcare entities to weigh high-profile patient data in their risk assessments.
H-ISAC Finished Intelligence Reports -- Health Sector Heartbeat 2025 Q2
Health-ISAC’s 2025 Q2 Health Sector Heartbeat provides observations of ransomware, cybercrime trends, and malicious actor forum postings that could potentially impact health sector organizations.
H-ISAC TLP White Health Sector Heartbeat: 2025 Q2 Cybersecurity Trends and Threats to the Health Sector
Health-ISAC’s 2025 Q2 Health-ISAC Heartbeat provides observations of ransomware, cybercrime trends, and malicious actor forum postings that could potentially impact health sector organizations.
H-ISAC TLP White Threat Bulletin: Akira Ransomware is Actively Targeting SonicWall SSL VPNs
On August 1, 2025, SonicWall released a report claiming they have identified a significant increase in ransomware activity targeting SonicWall SSL VPNs for initial network access starting in late July 2025.
H-ISAC TLP White Hacking Healthcare - Weekly Blog - August 1, 2025
This week, Health-ISAC®'s Hacking Healthcare® examines an update to the UK government’s anti-ransomware effort.
H-ISAC TLP Green Daily Cyber Headlines - August 1, 2025
H-ISAC TLP Green Daily Cyber Headlines for August 1, 2025.
H-ISAC TLP White Threat Bulletin: Russia-Nexus Threat Actors May Retaliate Against Ukraine Weapons Deal
On July 14, 2025, the US announced a new foreign policy stating that it would supply Ukraine with a large amount of advanced weapons through NATO if Russia did not broker a ceasefire deal in the following 50 days.
H-ISAC TLP White Threat Bulletin PoC Exploits Available for Citrix NetScaler ADC and NetScaler Gateway Flaw CVE-2025-5777
Proof-of-Concept (PoC) exploits for a critical vulnerability, tracked as CVE-2025-5777 and dubbed CitrixBleed2, affecting Citrix NetScaler ADC and Gateway devices are publicly available.
H-ISAC TLP Green Ransomware Data Leak Sites Report - June 26, 2025
A daily ransomware tracker at TLP:GREEN to increase awareness of the ransomware threat.
H-ISAC UPDATE: Potential Cascading Cybersecurity Impacts of Israeli Strikes on Strategic Iranian Military Targets
H-ISAC TLP White Threat Bulletin: Multiple hacktivist groups are gearing up to launch attacks against Israel in response to the onset of the Israel-Iran war.