Advanced Caesar Cipher
Professional-grade encryption tool with intelligent analysis and advanced features
Mode:
Auto Process:
Input Analysis
0
Characters
0
Letters
0
Words
EN
Language
Output Analysis
0
Characters
3
Shift Used
20%
Security
0ms
Time
Letter Frequency Distribution
Enter text to see frequency analysis
Statistical Analysis
Most Common Letter
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Index of Coincidence
-
Chi-Squared Score
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Language Probability
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Quick Examples & Challenges
Click any example to try it instantly
🎯 Decryption Challenges
Beginner Challenge
"Wklv lv d whvw phvvdjh"
Advanced Challenge
"Gur dhvpx oebja sbk whzcf bire gur ynml qbt"
How Caesar Cipher Works
The Caesar cipher shifts each letter in the plaintext by a fixed number of positions in the alphabet. Named after Julius Caesar, who used it around 58-50 BC for military communications.
Plain: A B C D E F G
Cipher: D E F G H I J
Shift: +3
Historical
Educational
Substitution
Advanced Features
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Real-time frequency analysis with statistical scoring
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AI-powered smart decryption using language patterns
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Brute force analysis with readability scoring
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Batch processing for multiple texts
✓
Custom alphabets for unique cipher variations
Security Note: Caesar cipher provides minimal security. Use for educational purposes only.