Caesar Cipher Encoder/Decoder | Online Text Encryption Tool
Encrypt and decrypt text using the Caesar cipher with customizable shift values (1-25). Simple classical substitution cipher for educational purposes. All processing happens locally in your browser for full privacy.
How to Use This Tool
- 1
Choose Encrypt or Decrypt mode.
- 2
Enter your shift value (1-25). Default is 3 (historical Caesar cipher).
- 3
Paste or type your text; Live mode converts instantly.
- 4
Use the Swap feature to quickly switch between encryption and decryption.
Use Cases & Examples
Preview Caesar Cipher Encoder/Decoder output instantly
Paste a small sample to confirm how Caesar Cipher Encoder/Decoder transforms your content in real time.
Share results from Caesar Cipher Encoder/Decoder
Copy or download the processed output to reuse in documentation, tickets, or code reviews.
Repeat routine caesar cipher encoder/decoder tasks
Use Caesar Cipher Encoder/Decoder to keep formatting consistent every time you handle similar input.
Frequently Asked Questions
Q.Is Caesar Cipher Encoder/Decoder safe to use?
A. Caesar Cipher Encoder/Decoder runs entirely in your browser. No uploads occur, so your data stays on your device.
Q.Are there size limits when using Caesar Cipher Encoder/Decoder?
A. Typical desktop browsers handle moderate inputs well. Extremely large files or texts may fail depending on available memory.
Q.How do I report issues with Caesar Cipher Encoder/Decoder?
A. Use the feedback link on the tool page or open a GitHub issue in the WebUtils repository.
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