5:["$","div",null,{"className":"tk-content-surface min-h-full flex-1 bg-white dark:bg-[var(--tk-canvas-dark)]","children":["$","div",null,{"className":"mx-auto flex w-full max-w-none flex-1 flex-col px-4 py-5 sm:px-6 sm:py-6","children":["$","article",null,{"className":"mx-auto w-full max-w-[1100px] px-4 sm:px-6","children":[["$","script",null,{"type":"application/ld+json","dangerouslySetInnerHTML":{"__html":"{\"@context\":\"https://schema.org\",\"@type\":\"Article\",\"headline\":\"Guía de cifrado de PDF: proteger PDFs con contraseña en línea\",\"description\":\"Agregue contraseñas de apertura y de permisos a PDFs localmente en su navegador. Gratis, sin carga.\",\"url\":\"https://www.toolsku.com/es-419/tutorials/pdf-encrypt-guide/\",\"datePublished\":\"2026-04-08\",\"dateModified\":\"2026-04-08\",\"author\":{\"@type\":\"Organization\",\"name\":\"Rachel Kim\",\"url\":\"https://www.toolsku.com\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"工具库\",\"url\":\"https://www.toolsku.com\"},\"image\":\"https://www.toolsku.com/og/pdf.svg\",\"keywords\":\"PDF, 加密, 密码保护, 安全, 免费\",\"inLanguage\":\"es-419\"}"}}],["$","script",null,{"type":"application/ld+json","dangerouslySetInnerHTML":{"__html":"{\"@context\":\"https://schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Inicio\",\"item\":\"https://www.toolsku.com/es-419/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Tutoriales\",\"item\":\"https://www.toolsku.com/es-419/tutorials/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Guía de cifrado de PDF: proteger PDFs con contraseña en línea\"}]}"}}],["$","nav",null,{"className":"mb-5 flex items-center gap-1.5 text-sm text-zinc-500 dark:text-zinc-400","children":["$L19",["$","span",null,{"className":"text-zinc-300 dark:text-zinc-600","children":"/"}],"$L1a",["$","span",null,{"className":"text-zinc-300 dark:text-zinc-600","children":"/"}],["$","span",null,{"className":"max-w-[200px] truncate text-zinc-800 dark:text-zinc-200","children":"Guía de cifrado de PDF: proteger PDFs con contraseña en línea"}]]}],null,["$","header",null,{"className":"mb-6 border-b border-zinc-100 pb-5 dark:border-zinc-800","children":[["$","h1",null,{"className":"mb-3 text-xl font-bold leading-tight text-zinc-900 dark:text-zinc-100 sm:text-2xl lg:text-3xl","children":"Guía de cifrado de PDF: proteger PDFs con contraseña en línea"}],["$","div",null,{"className":"flex flex-wrap items-center gap-3 text-sm text-zinc-500 dark:text-zinc-400","children":[["$","span",null,{"className":"inline-flex items-center rounded bg-cyan-50 px-2 py-0.5 font-medium text-cyan-700 dark:bg-cyan-950/40 dark:text-cyan-300","children":"PDF"}],["$","time",null,{"dateTime":"2026-04-08","children":"8 abr 2026"}],null]}]]}],["$","div",null,{"className":"blog-article prose prose-zinc max-w-none dark:prose-invert prose-headings:font-semibold prose-headings:tracking-tight prose-a:text-cyan-700 prose-a:underline hover:prose-a:text-cyan-600 dark:prose-a:text-cyan-300 dark:hover:prose-a:text-cyan-200","dangerouslySetInnerHTML":{"__html":"

¿Cuándo cifrar PDFs?

Contratos, currículums, escaneos confidenciales — use PDF Encrypt localmente.

Establezca la contraseña de usuario (apertura) y la contraseña de propietario opcional (restringir impresión/copia).

Elimine las contraseñas con PDF Decrypt si conoce la original.

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