70% of global ransomware activity targets English-speaking countries.
COPY Nozomi Networks OT/IoT Cybersecurity Trends and Insights 2025 2H Review · Feb 19, 2026
Ransomware Ransomware Targets
In the second half of 2025, 40% of all ransomware attacks targeted US-based companies.
COPY Nozomi Networks OT/IoT Cybersecurity Trends and Insights 2025 2H Review · Feb 19, 2026
Ransomware Ransomware Targets United States
In the second half of 2025, ransomware attacks against Canada and the UK accounted for a combined 30% of attacks.
COPY Nozomi Networks OT/IoT Cybersecurity Trends and Insights 2025 2H Review · Feb 19, 2026
Ransomware Ransomware Targets Canada United Kingdom
Scattered Spider accounted for 42.9% of all actor-related alerts in the second half of 2025.
COPY Nozomi Networks OT/IoT Cybersecurity Trends and Insights 2025 2H Review · Feb 19, 2026
Threat Actors Ransomware Scattered Spider
Only 2% of organizations in industrial and critical infrastructure environments use enterprise-grade authentication such as 802.1X.
COPY Nozomi Networks OT/IoT Cybersecurity Trends and Insights 2025 2H Review · Feb 19, 2026
Wireless Security Authentication Industrial Security Enterprise-Grade Authentication
68% of observed wireless networks in industrial and critical infrastructure environments operate without Management Frame Protection (MFP) despite using modern encryption.
COPY Nozomi Networks OT/IoT Cybersecurity Trends and Insights 2025 2H Review · Feb 19, 2026
Wireless Security Industrial Control Management Framework Protection Encryption
Approximately 98% of observed wireless networks rely exclusively on Pre-Shared Key (PSK)–based authentication.
COPY Nozomi Networks OT/IoT Cybersecurity Trends and Insights 2025 2H Review · Feb 19, 2026
Wireless Security Pre-Shared Key Industrial Security Authentication
Manufacturing was at the highest risk of attacks in the 2nd half of 2024.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
Nearly half (48.4%) of observed cyber threat alerts occurred in the Impact phase of the cyber kill chain in the 2nd half of last year.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
Among 619 newly published vulnerabilities in the 2nd half of 2024, 71% were classified as critical.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
25% of all observed alerts involved Command and Control (C&C) techniques in the 2nd half of last year.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
20 vulnerabilities had high Exploit Prediction Scoring System (EPSS) scores, indicating a high likelihood of future exploitation.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
Only 6% of over 500,000 wireless networks worldwide are adequately protected against wireless deauthentication attacks.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
Manufacturing was followed by Energy, Communications, Transportation and Commercial Facilities in terms of ICS security advisories released by CISA.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
In the 2nd half of 2024, critical infrastructure organisations in the United States saw the highest number of attacks.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
Critical manufacturing accounted for 75% of all Common Vulnerabilities and Exposures (CVEs) reported by CISA in the past six months.
COPY Nozomi Networks Nozomi Networks Labs OT & IoT Security Report · Feb 26, 2025
Topics Covered Ransomware (4) Ransomware Targets (3) Wireless Security (3) Authentication (2) Industrial Security (2) United States (1) Canada (1) United Kingdom (1) Threat Actors (1) Scattered Spider (1) Enterprise-Grade Authentication (1) Industrial Control (1) Management Framework Protection (1) Encryption (1) Pre-Shared Key (1)