This is a potential security issue, you are being redirected to https://csrc.nist.gov.
A virtual implementation of the application programming interface (API) that a running application expects to use.
NIST SP 800-125 under Application virtusalization
A form of virtualization that exposes a single shared operating system kernel to multiple discrete application instances, each of which is kept isolated from all others on the host.
NIST SP 800-190