Network & Security Essentials

Master the fundamentals of networking and security with our comprehensive guides and tools

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Understanding Subnetting

Subnetting is crucial for network organization and security:

• Efficient IP address allocation

• Network segmentation for security

• Reduced broadcast traffic

• Better network performance

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Password Security

Best practices for strong passwords:

• Use minimum 12 characters

• Mix uppercase, lowercase, numbers, symbols

• Avoid personal information

• Use unique passwords for each account

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QR Code Applications

Modern uses of QR codes:

• Contactless payments

• Digital business cards

• Website links & Wi-Fi sharing

• Product information & tracking

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