Cyber Threats and Advisories | Cybersecurity and Infrastructure ... - CISA
Nov 12, 2025 · By preventing attacks or mitigating the spread of an attack as quickly as possible, cyber threat actors lose their power. CISA diligently tracks and shares information about the latest …
Malware, Phishing, and Ransomware | Cybersecurity and ... - CISA
Jan 5, 2024 · Overview Cyber-attacks can come in many forms. Malware, Phishing, and Ransomware are becoming increasingly common forms of attack and can affect individuals and large …
What is Cybersecurity? | CISA
Feb 1, 2021 · What is cybersecurity? Cybersecurity is the art of protecting networks, devices, and data from unauthorized access or criminal use and the practice of ensuring confidentiality, integrity, and …
Defining Insider Threats - CISA
Insider threats present a complex and dynamic risk affecting the public and private domains of all critical infrastructure sectors. Defining these threats is a critical step in understanding and establishing an …
Cybersecurity Best Practices | Cybersecurity and Infrastructure ... - CISA
Dec 8, 2025 · CISA provides information on cybersecurity best practices to help individuals and organizations implement preventative measures and manage cyber risks.
Threat Actors Deploy LummaC2 Malware to Exfiltrate Sensitive Data …
May 21, 2025 · Summary The Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) are releasing this joint advisory to disseminate known tactics, …
Cybersecurity Alerts & Advisories | CISA
Dec 29, 2025 · Cybersecurity Advisory: Provides detailed information on cyber threats, including threat actor tactics, techniques, and procedures and indicators of compromise, along with recommended …
Protect the Physical Security of Your Digital Devices - CISA
Loss or theft of devices and data. Losing a device could mean losing all data stored on it and potentially lead to a major data breach for you or your organization. Some of the worst breaches that …
Nation-State Threats | Cybersecurity and Infrastructure Security ... - CISA
Nation-State Threats Report to CISA Overview As a nation, we are seeing continued cyber and physical threats targeting critical infrastructure Americans rely on every day. Nation-state actors and nation …
#StopRansomware Guide | CISA
Updated in May 2023, the joint #StopRansomware Guide includes industry best practices and a response checklist that can serve as an addendum to organization cyber incident response plans …