Cryptanalysis of a chaotic block cipher with external key and its improved version

Keyphrases

• Cryptanalysis 100%
• Chaotic Block Cipher 100%
• Chaotic Cipher 100%
• Secret Key 50%
• Block Cipher 50%
• Security Defects 50%
• Known Plaintext 50%
• Known-plaintext Attack 50%
• One-dimensional Chaotic Map 50%
• Intermediate Data 50%
• Weak Keys 50%
• Byte 50%
• Cipher 50%
• Symmetric Key 50%
• Security Issues 50%

Computer Science

• Block Cipher 100%
• Cryptanalysis 100%
• Security Problem 50%
• Plaintext Attack 50%
• Intermediate Data 50%
• chaotic map 50%

Mathematics

• Cryptanalysis 100%
• Block Cipher 100%