# Funciones de apoyo

Esta sección cubre funciones adicionales que mejoran la funcionalidad y la seguridad del sistema sBTC. Estas funciones auxiliares contribuyen a la solidez general y a la facilidad de uso del ecosistema sBTC.

{% stepper %}
{% step %}
**Patrocinio de comisiones de transacción**

Permitir que las transacciones de sBTC sean patrocinadas.
{% endstep %}

{% step %}
**Rotación de la billetera del firmante**

Habilitar una rotación segura de claves para los firmantes de sBTC.
{% endstep %}
{% endstepper %}


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