Marathon Digital Holdings, an enterprise bitcoin self-mining company in North America, closed a $100 million revolving line of credit with Silvergate Bank, a provider of financial infrastructure solutions and services for the digital currency industry.

Under the terms of the agreement, Marathon may utilize the revolving line of credit for general corporate purposes related to the company’s bitcoin mining business, including, but not limited to, the acquisition of bitcoin mining equipment. The revolving line of credit, which is secured by bitcoin and U.S. dollars, will be initially available for one year and may be renewed annually by agreement between Silvergate Bank and Marathon.