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Decode and inspect JSON Web Tokens — view header, payload, and signature locally.
DeveloperAll decoding happens locally in your browser — your token never leaves this page.
{
"alg": "HS256",
"typ": "JWT"
}{
"sub": "1234567890",
"name": "John Doe",
"iat": 1516239022
}SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c
Cannot verify signature without the secret key.
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