CSIS Tech Blog

Cybersecurity research and updates from the CSIS team, including malware and ransomware analysis, threat-actor tracking, and insights from frontline incident response. 

Latest Research & Updates

Recent technical write-ups, threat research and updates from our security researchers and incident responders.

01.10.2026
Citrix NetScaler CVE-2026-88771 and 88772: What to Do Now
Critical Citrix NetScaler vulnerabilities under active exploitation: what to do now On 27 September 2026, Citrix...
14.09.2026
Digital executive protection checklist: 18 actions to reduce C-suite exposure
“In the incidents we handle, the executive is often the starting point for a wider attack. When strong technical...
14.08.2026
How Threat Intelligence Pre-Empts Cyber Attacks
Most security teams are built to respond. Until very recently, the process was: detect, contain, and then recover. In...
27.07.2026
Digital executive protection: why leaders are a target and how to close the gap
Sophisticated attacks enabled by AI Senior executives are a prize target for attackers, offering one of the most direct...
11.05.2026
What the Recent DDoSIA Campaigns in Denmark Tell Us About Pro-Russian Hacktivist Operations
Learn how recent DDoSIA campaigns against Denmark and Greenland fit into the broader pro‑Russian hacktivist strategy,...
29.04.2026
Cyber Crisis Management: The Critical Role of Executive Leadership in a Cyberattack
Why Cyber Crisis Management Belongs on the C‑Suite agenda Major cyberattacks can quickly shift from an IT problem to...
13.01.2026
CSIS Security Group cyber predictions for 2026
The organisation’s forward-looking threat analysis, combined with frontline incident response insights, highlights how...
14.05.2025
CSIS RESEARCH – DragonForce Ransomware TTPs
Summary tl;dr DragonForce is a fast-growing ransomware group, first observed in March 2023, that deploys ransomware...
04.04.2024
CSIS RESEARCH - Acrobat Reader Connector Icons
Acrobat Reader Connector Icons Leveraging Acrobat Reader’s thumbnail cache during DFIR Dénes Olivér Óvári, Detection...
18.12.2023
CSIS RESEARCH - Credential Misuse & Identity Theft
Credential Misuse & Identity Theft Credential Misuse and Identity-Based Attack Vectors Dénes Olivér Óvári, Detection...
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