Kraken a cryptocurrency exchange announced that they have joined the Silvergate Exchange Network (SEN) to deliver their clients with more choice for managing their assets. Silvergate Bank, SEN offers real & any time deposits and withdrawals of U.S. dollars. Being a part of the network, customers can take advantage of SEN to fund their Kraken accounts anytime without a fee. It seems that Silvergate is trying to become more crypto-friendly in recent years.