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IT Security

In today's digital age, information technology (IT) security is crucial to protect data, systems, and networks from various threats. IT security encompasses a broad range of practices and tools designed to safeguard information from unauthorized access, attacks, and data breaches. Understanding IT security is essential for individuals and organizations to ensure the confidentiality, integrity, and availability of their digital assets. As part of the International Computer Driving Licence (ICDL) certification, the IT Security module equips learners with the knowledge and skills required to implement security measures, recognize threats, and maintain a secure computing environment.

Understanding IT Security

IT Security involves safeguarding digital data from unauthorized access, theft, and damage. It includes protecting computers, networks, programs, and data from various threats.

Threats to IT Security

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  • Malware: Software designed to harm or exploit any programmable device, including viruses, worms, and trojans.
  • Phishing: Attempts to obtain sensitive information such as usernames, passwords, and credit card details by pretending to be a trustworthy entity in electronic communications.
  • Hacking: Unauthorized access to data in a system or computer

Best Practices in IT Security:

  • Strong Passwords: Using complex and unique passwords for different accounts
  • Regular Updates: Keeping software and systems up to date to protect against vulnerabilities
  • Data Encryption: Protecting sensitive data by converting it into a secure format that cannot be easily accessed by unauthorized users
  • Backup: Regularly backing up data to prevent loss in case of a security breach.

Safe Internet Usage:

  • Recognizing safe websites (e.g., those with HTTPS)
  • Avoiding suspicious links and downloads
  • Understanding the importance of privacy settings on social media and other platforms.

Legal and Ethical Issues:

Understanding and complying with laws and regulations related to data protection and privacy, such as GDPR.