Trillions of Keys with the Substitution Cipher - Cracking Codes with Python (part 17)
The ciphers we used so far are not secure. The Simple Substitution Cipher has trillions of possible keys and is therefore immune to brute-force attacks.
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Time stamps:
0:00 - Introduction
0:22 - How the Simple Substitution Cipher works
2:30 - Implementing the Simple Substitution Cipher
12:18 - Practice Questions
15:42 - Summary