Cybersecurity refers to the practices, technologies, and processes designed to protect electronic information, communication systems, and digital infrastructure from unauthorized access, use, disclosure, disruption, modification, or destruction.

Importance of Cybersecurity in today’s Digital world – 

1. Cybersecurity safeguards sensitive information by preventing unauthorized access, data breaches and exploitation, thereby protecting privacy, identity and confidentiality.
2. Cybersecurity prevents financial loss by shielding against cyber theft, ransomware and data breaches, protecting assets and ensuring business continuity.
3. Cybersecurity maintains business connectivity by safeguarding networks, systems and data, ensuring uninterrupted operations, transactions and customer relationships online.
4. Cybersecurity protects intellectual property by securing trade secrets, patents and copyrights from theft, piracy and unauthorized access and exploitation.
5. Cybersecurity ensures privacy and national security by safeguarding sensitive data, protecting critical infrastructure and preventing cyber espionage and terrorism threats.
6. Cybersecurity builds trust by safeguarding user data, ensuring online transactions integrity and maintaining confidentiality, reliability and transparency.
7. Cybersecurity protects against emergency threats, mitigating risks from malware, ransomware, DDoS attacks and zero day exploits, ensuring swift incident response.

Challenges to cybersecurity include evolving threats, sophisticated hackers, inadequate training, outdated systems, human error, insider threats and resource constraints, compounded by rapid technological advancements, IoT expansion and increasing online connectivity.