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August 14, 2026/

Meaning and Components Public health expenditure refers to spending by governments on healthcare services, public-health programmes and health-system infrastructure. It...

August 14, 2026/

Meaning A zero-day attack is a cyberattack that exploits a software or hardware vulnerability that is unknown to the vendor...

August 14, 2026/

Meaning and Nature Ransomware is a type of malicious software that blocks access to computer systems or encrypts data and...

August 14, 2026/

Meaning and Nature Phishing is a form of cyber fraud in which an attacker impersonates a trusted person, institution or...

August 14, 2026/

Meaning Doxxing refers to the deliberate collection and public disclosure of a person’s private or identifying information, usually without consent...

August 14, 2026/

Meaning Visa-on-Arrival is a visa issued to an eligible foreign traveller after reaching the destination country, usually at an airport,...

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