Obama is the former president of the United States, and he has a certain security team to protect his safety. According to united states secret service, during Obama's presidency, he was usually protected by a tight security team composed of about 30 Secret Service agents. These agents are responsible for carrying out various tasks, including security inspection, personnel escort, intelligence gathering and risk assessment. In addition, he will be assisted by other institutions such as the army and local police during his visit and important activities. In short, as the president of the United States, Obama has a relatively large bodyguard team.