Hacktivist Attacks on Africa's Critical Infrastructure Escalate

Executive Summary

In early 2026, Africa has witnessed a notable surge in cyberattacks targeting critical infrastructure sectors, including power grids, water systems, industrial control systems (ICS), healthcare, and the financial sector. These attacks are primarily attributed to ideologically motivated hacktivist groups, posing a critical threat to national security and economic stability.

Current Threat Landscape

Hacktivist groups have evolved from traditional tactics such as Distributed Denial of Service (DDoS) attacks and website defacements to more sophisticated operations targeting critical infrastructure. In Africa, sectors like energy, water, and healthcare have become prime targets.

Notable Incidents

• Power Grids and Water Systems: In the third quarter of 2025, Kaspersky ICS CERT reported that Africa led globally in the percentage of ICS computers in the energy sector where malicious objects were blocked. The construction and oil and gas industries also experienced significant threats, with Africa exceeding global averages in these sectors. (ics-cert.kaspersky.com)

• Healthcare Sector: The healthcare sector in Africa has faced increasing cyber threats, with hospitals and clinics being infiltrated by cybercriminals. The World Health Organization has highlighted the high value of health data, making the sector a prime target for cyberattacks. (news.microsoft.com)

Threat Actor Profiles

While specific details about hacktivist groups targeting African infrastructure are limited, global trends indicate that groups such as NoName057(16) and Z-Pentest have been active in similar operations. These groups often exploit vulnerabilities in ICS and OT systems, including default passwords and unpatched software, to gain unauthorized access. (techtarget.com)

Technical Analysis

Hacktivist groups employ various tactics to infiltrate critical infrastructure:

• Exploitation of Vulnerabilities: Utilizing known vulnerabilities in ICS and SCADA systems, such as CVE-2021-26829 in ScadaBR, to gain unauthorized access. (radar.offseq.com)

• Weak Authentication Mechanisms: Leveraging default or weak passwords in Human-Machine Interfaces (HMIs) and other OT devices to bypass security measures. (techtarget.com)

• Insider Threats: Exploiting insider knowledge or recruiting individuals within organizations to facilitate attacks.

Recommendations

To mitigate the risks posed by hacktivist attacks on critical infrastructure, organizations should consider the following measures:

• Regular Security Audits: Conduct comprehensive assessments of ICS and SCADA systems to identify and remediate vulnerabilities.

• Strengthen Authentication Protocols: Implement robust authentication mechanisms, including multi-factor authentication, to secure access to OT systems.

• Employee Training: Provide ongoing cybersecurity training to staff to recognize and respond to potential threats.

• Incident Response Planning: Develop and regularly update incident response plans to ensure a swift and coordinated reaction to cyber incidents.

Conclusion

The escalation of hacktivist attacks on Africa's critical infrastructure underscores the urgent need for enhanced cybersecurity measures. By proactively addressing vulnerabilities and strengthening defenses, organizations can better safeguard essential services and maintain national security.

Highlights:

• Threat landscape for industrial automation systems. Africa, Q3 2025 | Kaspersky ICS CERT, Published on Wednesday, December 24
• Healthcare under attack: why cybersecurity is now critical care - Source EMEA, Published on Thursday, March 12
• Buildings under cyber attack across Africa – Gadget, Published on Monday, September 25