Translation of "Unbreakable" in French

It's almost unbreakable.

C'est presque incassable.

With an unbreakable force.

avec une force inébranlable.

The same unbreakable system that's protected us for decades,

ce système invulnérable qui nous protège depuis des décennies,

There is an unbreakable link between language and culture.

Il existe un lien incassable entre la langue et la culture.

A much more complicated encryption scheme that they thought was unbreakable.

un chiffrement bien plus complexe que les Nazis croyaient inviolable.

That we thought was unbreakable and that was going to remain that way.

que nous pensions inviolable - et nous pensions que ça allait rester ainsi.