Description: Security between virtual machines (VMs) refers to the measures implemented to protect data and applications communicating between different virtualized environments. In a virtualization environment, multiple VMs can coexist on the same physical hardware, which poses unique security challenges. Communication between these VMs can be vulnerable to attacks, such as data interception or exploitation of vulnerabilities in virtualization software. Therefore, it is crucial to establish security controls that include network segmentation, encryption of data in transit, and the implementation of strict access policies. Additionally, constant monitoring and auditing of interactions between VMs are recommended practices to detect and mitigate potential threats. Security between VMs not only protects the integrity and confidentiality of data but also ensures the availability of the services that these virtual machines provide. In a world where virtualization has become a standard in IT infrastructure, security between VMs is an essential component to ensure a secure and reliable operating environment.