Text hash generator
Calculate SHA-256, SHA-384, SHA-512, SHA-1, MD5 or CRC32 over UTF-8 text.
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Security & hashes
Decrypt AES-GCM text
Authenticate and decrypt a text envelope created by the AES-GCM encryption tool.
Free to useProcessed on your device
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About this tool
Authenticate and decrypt a text envelope created by the AES-GCM encryption tool.
How to use
- Enter the data and required algorithm settings.
- Run the calculation locally in your browser.
- Copy or download the result. Preserve required keys and parameters for later verification.
Everything runs locally in this browser. Web Crypto requires HTTPS. Keep keys and passwords private and save your own recovery copies; this website cannot recover them.
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