Kraken

Based on the provided articles, "Kraken" refers to two distinct entities. One is a cryptocurrency exchange that has recently gained access to payment systems of the Federal Reserve (Fed). This development is significant as it facilitates easier and potentially faster transactions for its users. The other "Kraken" is a software arm of Octopus Energy. This software is used for managing customer billing, smart meters, electric vehicle charging, and home batteries. Octopus Energy is selling a stake in its Kraken software division, valuing it at $8.65 billion. This move could potentially lead to a stock market flotation for the software company. Both entities named "Kraken" are currently newsworthy due to these significant developments in their respective fields.