The Shanghai upgrade to Ethereum has made it easier for investigators to detect unusual activity by ETH holders due to the staking rewards following the upgrade. The upgrade enabled stakers to withdraw their locked Ether and provided fixed-income assets, which can be used as a benchmark interest rate for crypto. Forensic experts working in the crypto industry focus on the criminal entity rather than the activity itself, and the post-Shanghai staking yields can help detect irrational movement of assets.
