JSON Encrypt & Decrypt
Encrypt and decrypt JSON data using AES encryption with real-time validation and formatting.
About JSON Encrypt & Decrypt
Our free online JSON Encrypt & Decrypt tool provides a secure way to encrypt and decrypt JSON data using AES (Advanced Encryption Standard) encryption. It validates your JSON input before encryption and parses decrypted output to ensure data integrity.
JSON (JavaScript Object Notation) is the most widely used data format for web APIs, configuration files, and data interchange. Encrypting JSON data ensures that sensitive information like personal details, credentials, or configuration data remains confidential during transmission or storage.
This tool processes all data entirely in the browser using JavaScript and CryptoJS, ensuring your JSON data and encryption keys never leave your device. Validate JSON structure, encrypt with AES, and format output instantly.
The auto-process feature updates the output in real-time as you type, while JSON validation provides immediate feedback on input structure. The format JSON option produces readable indented output for decrypted data.
Features
AES Encryption
Secure AES encryption to protect your JSON data with industry-standard algorithms.
JSON Validation
Automatically validate JSON structure before encryption to prevent errors.
Format JSON
Toggle formatted indented JSON output for readability after decryption.
Auto-Process
Automatically encrypt or decrypt as you type for real-time results.
Privacy First
All processing happens in your browser. Your data never leaves your device.
One-Click Copy
Copy the encrypted or decrypted output to clipboard with a single click.
How to Use
Select Operation Mode
Choose between Encrypt or Decrypt mode based on what you want to do.
Enter Encryption Key
Enter a password or key that will be used for AES encryption or decryption.
Enter JSON Data
Type or paste your JSON data into the input editor. The tool will validate JSON format.
Encrypt or Decrypt
Click the process button or enable auto-process. Format the output JSON if needed.
Frequently Asked Questions
What is JSON encryption?
JSON encryption is the process of converting JSON data into an unreadable format using encryption algorithms like AES. The encrypted data can only be restored to its original form with the correct decryption key.
Why encrypt JSON data?
JSON often contains sensitive information like user details, API keys, or configuration settings. Encrypting JSON protects this data from unauthorized access during transmission or storage.
What encryption algorithm is used?
This tool uses AES (Advanced Encryption Standard) via CryptoJS, which is one of the most widely adopted and secure symmetric encryption algorithms available.
Does this tool validate JSON?
Yes, before encryption the tool validates that your input is valid JSON. After decryption, it parses the result to ensure the decrypted data is valid JSON.
Is this tool free?
Yes, it is completely free to use with no registration, sign-up, or limits. All encryption and decryption happens in your browser using JavaScript.
Does it work offline?
Yes, once the page is loaded, all JSON encryption and decryption happens entirely in your browser. No server communication is needed after the initial page load.