**Zero-day vulnerabilities, Public Key Infrastructure, Steganography, Firewalls and DMZ -Complete Package - Cambridge IGCSE, AS/ A Level | PPT + Worksheets + Activity + MCQ Quiz + Answer Marking Scheme
**

Lesson Include:
Zero-day vulnerabilities (conceptual)
Public key infrastructure (PKI) in depth
Steganography
Firewalls and DMZ architecture

Save hours of lesson planning with this fully resourced, exam-aligned lesson pack on Zero-day vulnerabilities, Public Key Infrastructure, Steganography, Firewalls and DMZ.

What’s included:
• PowerPoint presentationstep-by-step explanations with diagrams and animations
• Student worksheet with Zero-day vulnerabilities, Public Key Infrastructure, Steganography, Firewalls and DMZ structured questions
• Classroom activity [individual / pair / group] task
• Zero-day vulnerabilities, Public Key Infrastructure, Steganography, Firewalls and DMZ-question MCQ quiz with answer key
• Full marking scheme with examiner tips

Aligned with:
• Cambridge IGCSE Computer Science 0478 / 0984
• Cambridge AS & A-Level Computer Science 9618
• Grade [9 ,10 / 11 ]

Suggested lesson time: [60 / 90] minutes
All worksheets are print-ready
Fully editable resources.

Great for: Classroom Teaching, Revision Lessons, Flipped Learning, Homework tasks

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