What is the Shari'ah ruling regarding those who deposit their money in riba-based banks? And what is the alternative to these banks?

The questioner : Many committed Muslims... I have answered this before, but let us read it becauseThe Shaykh : He answered this during the Q&A session, may Allah reward him with good. They deposit their money in riba-based banks that are built upon riba-based principles and branches that are forbidden by the Shari'ah, and they take interest on their money and spend it on wicked things such as... So is their position correct according to the Shari'ah? And if it is not, what is the Shari'ah alternative? The alternative, he said,The Shaykh : Their position is not correct according to the Shari'ah, and the alternative is safe deposit boxes, if it is absolutely necessary.

The Shaykh : Private safe deposit boxes.