The article discusses how the financial crisis in 2008 led to stricter regulations for banks, including higher capital reserves. One way banks calculate risk is through the credit valuation adjustment, which measures the market value of default risk. Credit default swaps, a type of financial contract, played a role in the crisis. The study focuses on calculating the credit valuation adjustment for credit default swaps, considering different assumptions about default risk. The findings show that both the buyer and seller of the contract can contribute to default risk.