---
name: caesar-cipher
description: "Caesar Cipher (Caesar Cipher Encoder/Decoder) via devops.majbase.com's free public API, no key required. Keywords: shift cipher, rot13, encode decode text, шифър на цезар, кирилица шифър, letter shift cipher."
---

# Caesar Cipher

Caesar Cipher Encoder/Decoder. Calls devops.majbase.com's free public API — no API key or authentication required.

## Endpoint

```
POST https://devops.majbase.com/caesar-cipher/api
```

## Request / Response

```
API: POST /caesar-cipher/api
  action=encode|decode  (required)
  text=<string>         (required)
  shift=<int>            (required)
Returns {"result": "..."}, or {"error": "..."}.
```

## Example

```bash
curl -sS -X POST https://devops.majbase.com/caesar-cipher/api -H "Content-Type: application/json" -d '{"action":"encode","text":"Hello, World!","shift":3}'
curl -sS -X POST https://devops.majbase.com/caesar-cipher/api -H "Content-Type: application/json" -d '{"action":"decode","text":"Khoor, Zruog!","shift":3}'
```

## Notes

- No API key or authentication required.
- Full interactive tool: https://devops.majbase.com/caesar-cipher/