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CISA Issues Alerts on Cyber Threats and Vulnerabilities Affecting Critical Infrastructure

Luciano Ferrari

16 Dec 2025 — 2 min read

Tuesday, December 16, 2025

Top 5 Cybersecurity Stories You Should Know

CISA Issues Alerts on Cyber Threats and Vulnerabilities Affecting Critical Infrastructure — tl;dr: The Cybersecurity and Infrastructure Security Agency (CISA) is actively tracking and sharing information on the latest cybersecurity threats, including malware, phishing, and ransomware. CISA emphasizes the importance of defending against nation-state actors who exploit vulnerabilities to disrupt essential services. Organizations are encouraged to consult CISA's Known Exploited Vulnerabilities Catalog for prioritizing their vulnerability management efforts. By staying informed and implementing recommended security practices, all stakeholders, including businesses and government entities, can enhance their defenses against evolving cyber threats.
↪ https://www.cisa.gov/topics/cyber-threats-and-advisories
CISA Cybersecurity Best Practices for Individuals and Organizations — tl;dr: The Cybersecurity and Infrastructure Security Agency (CISA) provides essential cybersecurity best practices aimed at enhancing the security posture of individuals and organizations. Key recommendations include using strong passwords, enabling multi-factor authentication, and regularly updating software to mitigate risks. CISA emphasizes the importance of tailored cybersecurity plans to protect critical infrastructure and maintain operational resilience. As cyber threats continue to evolve, adopting these practices is crucial for safeguarding personal and organizational data against potential attacks. For further guidance, individuals and businesses can access CISA's no-cost cybersecurity resources.
↪ https://www.cisa.gov/topics/cybersecurity-best-practices
CISA Offers Comprehensive Cybersecurity Training and Exercises for All Levels — tl;dr: The Cybersecurity and Infrastructure Security Agency (CISA) provides extensive no-cost training and exercises aimed at enhancing the cybersecurity workforce across various sectors, including federal employees, private sector professionals, and the general public. Through its CISA Learning platform, users can access a range of online courses on critical topics like cloud security and incident response. Additionally, CISA conducts exercises to improve the resilience of critical infrastructure against cyber threats. Stakeholders are encouraged to utilize these resources to bolster their cybersecurity skills and preparedness.
↪ https://www.cisa.gov/cybersecurity-training-exercises
CISA Issues Alerts on BRICKSTORM Malware and Holiday Shopping Security — tl;dr: The Cybersecurity and Infrastructure Security Agency (CISA) has released critical alerts regarding the BRICKSTORM malware, linked to state-sponsored actors from China, targeting government and critical infrastructure. Additionally, CISA emphasizes the importance of online shopping safety during the holiday season, urging individuals to secure their accounts with strong passwords and vigilance against cyber threats. Organizations and individuals are advised to stay informed through CISA's resources and take proactive measures to protect against emerging cybersecurity risks.
↪ https://www.cisa.gov/
CISA Promotes Cyber Safety Best Practices for Organizations — tl;dr: The Cybersecurity and Infrastructure Security Agency (CISA) emphasizes the need for organizations of all sizes to adopt robust cybersecurity measures to protect critical assets from sophisticated cyber threats. By implementing best practices across governance, technology, and communication, organizations can enhance their resilience against potential cyberattacks. CISA offers a variety of tools, resources, and training programs aimed at helping businesses and government entities bolster their cybersecurity posture. All stakeholders are encouraged to prioritize cyber safety and report any suspicious activity to help secure their communities.
↪ https://www.cisa.gov/topics/cybersecurity-best-practices/organizations-and-cyber-safety