智通财经网·2025-10-25 00:01Group 1 - Cipher Mining (CIFR.US) plans to issue junk bonds to raise several billion dollars to expand its data center capacity, following the example set by TeraWulf (WULF.US), which recently raised $3.2 billion [1] - Cipher Mining's stock price surged over 20% on Friday, closing up 19.73% [1] - The junk bonds issued by Cipher Mining will be supported by Alphabet (GOOGL.US) subsidiary Google, similar to TeraWulf's recent bond issuance [1] Group 2 - The data center industry is rapidly expanding capacity to meet the surge in demand driven by the artificial intelligence boom, leading to the use of junk bonds for financing [2] - As Bitcoin halving events occur, mining difficulty continues to increase, resulting in declining mining profits, prompting many cryptocurrency mining companies to shift towards data center operations [2]