Dev Atlas
JWT Decoder

Decode JWT header and payload in your browser.

This tool decodes tokens locally for inspection. It does not verify signatures or prove that a token is trustworthy.

Workspace

Decoded locally. Signature is not verified.

Paste a JWT to decode its parts locally.

Header
{
  "alg": "HS256",
  "typ": "JWT"
}
Payload
{
  "sub": "1234567890",
  "name": "Dev Atlas",
  "iat": 1717588800,
  "exp": 1717675200
}

Time claims

iat6/5/2024, 12:00:00 PM (2024-06-05T12:00:00.000Z)
nbfNot present
exp6/6/2024, 12:00:00 PM (2024-06-06T12:00:00.000Z)
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