Alejandro Mayorkas, the Biden administration's candidate to lead the Department of Homeland Securit, shown at an agency event in 2016. (Photo credit: Petty Officer 3rd Class Lora Ratliff / U.S. Coast Guard) Alejandro Mayorkas, at his Senate confirmation hearing to lead the Department of Homeland Security, said he will review the federal government's two major cybersecurity programs in the wake of the SolarWinds breach. Mayorkas said he would conduct "a thorough review of Einstein and Continuous Diagnostics and Mitigation [programs] to understand whether Einstein and CDM … are appropriately designed and appropriately and effectively executed" to stop a threat such as SolarWinds.