Which of the following is software or a service that sits between an organization's on$-$premises infrastructure and a cloud provider's infrastructure?

$1.$

Cloud Access Security Broker $($CASB$)$ is software or a service that sits between an organization's on$-$premises infrastructure and a cloud provider's infrastructure

$2.$

Data Loss Prevention $($DLP$)$ is software or a service that sits between an organization's on$-$premises infrastructure and a cloud provider's infrastructure

$3.$

Identity and Access Management is software or a service that sits between an organization's on$-$premises infrastructure and a cloud provider's infrastructure

$4.$

Hardware Asset Management is software or a service that sits between an organization's on$-$premises infrastructure and a cloud provider's infrastructure