The evolving cyber threats faced by federal agencies prompted the White House to issue Executive Order 14028 in May 2021, emphasizing the adoption of zero trust architecture by 2024. Zero trust involves continuous verification of users, devices, applications, and transactions, marking a significant shift from traditional security models. It is not a one-time solution but requires a long-term commitment to adapting and evolving in response to innovative adversaries, emphasizing the need for ongoing vigilance and adaptability.