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 availability of information.
Cybersecurity The Department of Homeland Security and its components play a lead role in strengthening cybersecurity resilience across the nation and sectors, investigating malicious cyber activity, and advancing cybersecurity alongside our democratic values and principles.
CISA tracks and shares information about the latest cybersecurity threats to protect our nation against serious, ever-evolving cyber dangers.
Cybersecurity Training & Exercises CISA looks to enable the cyber-ready workforce of tomorrow by leading training and education of the cybersecurity workforce by providing training for federal employees, private-sector cybersecurity professionals, critical infrastructure operators, educational partners, and the general public.
Cybersecurity Advisory: Provides detailed information on cyber threats, including threat actor tactics, techniques, and procedures and indicators of compromise, along with recommended actions for detection, mitigation, and response.
What Zero Trust Means for Cybersecurity ZT principles assume the entire network is compromised. That point of view provides a collection of concepts and ideas designed to minimize uncertainty by enforcing precise, least privilege per-request access decisions within information systems and services. The goal is to prevent unauthorized access to data and services and make access control ...
CYBERSECURITY PLAN NOTE: This template is provided as an optional tool for eligible entities to use (as needed) to develop their cybersecurity plan. This template includes key requirements of the State and Local Cybersecurity Grant Program. Ultimately, eligible entities are encouraged to develop a plan that reflects their unique situation while meeting program requirements. This includes using ...
CYBER.ORG, a cybersecurity workforce development organization, enables K-12 educators and students to build cybersecurity educational foundations, cyber literacy, cyber career awareness and technical cybersecurity skills.
Cross-Sector Cybersecurity Performance Goals A common set of protections that all critical infrastructure entities - from large to small - should implement to meaningfully reduce the likelihood and impact of known risks and adversary techniques.
CISA has curated a database of no-cost cybersecurity services and tools as part of our continuing mission to reduce cybersecurity risk across U.S. critical infrastructure partners and state, local, tribal, and territorial governments. What's Included CISA's no-cost, in-house cybersecurity services designed to help individuals and organizations build and maintain a robust and resilient cyber ...
expert (third-person singular simple present experts, present participle experting, simple past and past participle experted) (transitive) To have (something) reviewed or checked by an expert. quotations
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EXPLAIN definition: 1. to make something clear or easy to understand by describing or giving information about it: 2…. Learn more.
explain, expound, explicate, elucidate, interpret mean to make something clear or understandable. explain implies a making plain or intelligible what is not immediately obvious or entirely known.
To explain is to make plain, clear, or intelligible something that is not known or understood: to explain a theory or a problem. To elucidate is to throw light on what before was dark and obscure, usually by illustration and commentary and sometimes by elaborate explanation: They asked him to elucidate his statement.
Explain, elucidate, expound, interpret imply making the meaning of something clear or understandable. To explain is to make plain, clear, or intelligible something that is not known or understood: to explain a theory or a problem.
explain If you explain something, you give details about it so that it can be understood. The head teacher should be able to explain the school's teaching policy. You say that you explain something to someone. Let me explain to you about Jackie.
explain (third-person singular simple present explains, present participle explaining, simple past and past participle explained) (transitive) To make plain, manifest, or intelligible; to clear of obscurity; to illustrate the meaning of.
Explain is the most general of these words, and means to make plain, clear, and intelligible. Expound is used of elaborate, formal, or methodical explanation: as, to expound a text, the law, the philosophy of Aristotle.
Definition of explain verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
to make clear in speech or writing; make plain or understandable by analysis or description. The instructor explained the operation of the engine to the students.
What is Explain in English? Let's explore the concept, synonyms, usage and practice exercises with answers at the end of the article!
An updated edition of the Dec. 23, 2025 article. Cybersecurity has become one of the top priorities for organizations. Businesses today face nonstop attacks, whether through ransomware, phishing or ...
Zacks Investment Research on MSN: 3 cybersecurity stocks worth buying as AI transforms cyber defense
An updated edition of the Feb. 12, 2026, article. Cybersecurity has shifted from being just an IT task to a major business priority. With companies facing constant cyberattacks, from ransomware to ...
The Motley Fool: Best Cybersecurity Stocks for 2026 and How to Invest
Cybersecurity market growth is driven by increased corporate security breaches. Investors can consider companies like Palo Alto, CrowdStrike, and Fortinet. The sector's expansion is anticipated to ...
techtimes: 10 Must-Follow Cybersecurity Habits in 2026 to Protect Data and Prevent Hacks
Cybersecurity habits are no longer optional as AI-driven attacks, deepfakes, and ransomware target individuals and businesses daily. In 2026, securing online accounts, devices, and networks requires ...
10 Must-Follow Cybersecurity Habits in 2026 to Protect Data and Prevent Hacks
"Hotline: Cybersecurity and Privacy" tackles the philosophical, moral, strategic, and organizational quandaries related to higher education cybersecur ...
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