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Jwt Decoder Paso A Paso
JWT Decoder funciona en tres pasos: abrir la herramienta, pegar el token y luego leer el resultado decodificado. Esta pagina muestra lo que requiere cada paso.
Paso 1 - abrir la herramienta
Ve a JWT Decoder. No hay que instalar ni iniciar sesion antes de empezar.
Paso 2 - pegar el token
En JWT Decoder, pega el token completo - tres segmentos (header, payload, firma). Si falta un segmento o no es base64url JSON valido, veras un error claro en la salida en lugar de romper la pagina.
Paso 3 - obtener el resultado
JWT Decoder muestra el resultado en la misma pagina: header y payload en JSON legible. exp/iat salen como fechas; un exp pasado se marca EXPIRED. La firma se muestra en bruto y no se verifica - hace falta la clave del emisor.
La decodificacion se ejecuta localmente en este navegador - sin subida y sin cuenta.
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