📥 Ciphertext Input
Ready to crack (works best with 100+ letters)
Kasiski + Index of Coincidence + χ² frequency analysis
📊 Results & Analysis
🏆 BEST DECRYPTION
📈 Frequency Match
🔑 Top 10 Key Guesses
🔑 Known Key Decrypt
Ready to decrypt
📤 Decryption Result
🔓 Plaintext
🔐 Encrypt Plaintext
Ready to encrypt
📤 Encryption Result
🔐 Ciphertext
🔑 Current Key
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