Computer Network and Security

• Threat to Security
• Steps in Attack and Security Basics
• Types of Attack (Active and Passive Attack)
• Dos, DDos, Backdoor, Sniffing
• Spoofing, Man in the Middle, TCP/IP hacking, Phishing
• SQL Injection, Malicious Codes
• Password Selection
• Caesar Cipher
• Caesar Cipher Encryption Practical
• Caesar Cipher Decryption Practical
• Playfair cipher
• Playfair Cipher C Implementation
• Hill Cipher
• Vigenere Cipher
• One Time Pad
• Vernam Cipher
• Rail Fence
• Stegnography
• Hashing
• SHA 1
• Various windows network command