CRC-16 Hash Generator

Generate a CRC-16 checksum from any text input.

When to use this tool

Widely used in networking protocols (like Modbus, USB, and PPP) for error detection in data transmission. Essential when debugging communication protocols or verifying data integrity in embedded systems.

How to use

Enter the data string into the input field. Click "Generate". The 4-character CRC-16 checksum appears in the output.

Input

Output

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API Reference

Tier: Free
Endpoint: POST http://5.75.144.42/api/v1/tools/cryptography/crc-16-hash-generator
Method: POST
Content-Type: application/json

Rate Limits

Unauthenticated: 10 req/min
Free: 30 req/min
Premium: 1000 req/min

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Request Body

{
    "input": "Hello World"
}

Sample Request

curl -X POST "http://5.75.144.42/api/v1/tools/cryptography/crc-16-hash-generator" \
    -H "Content-Type: application/json" \
    -H "Authorization: Bearer YOUR_API_KEY" \
    -d '{"input":"Hello World"}'

Sample Response

{
    "success": true,
    "data": {
        "input": "Hello World",
        "result": "4B8F"
    },
    "meta": {
        "tool": "crc-16-hash-generator",
        "tier": "free"
    }
}