Transient Cyber Asset (TCA)

Transient Cyber Asset (TCA) is a cyber asset that is capable of transmitting or transferring executable code, is not included in a BES Cyber System, is not a Protected Cyber Asset (PCA), and is directly connected (e.g., using Ethernet, serial, USB, or wireless, including near field or Bluetooth communication) for 30 consecutive calendar days or less to a BES Cyber Asset. Examples include, but are not limited to, cyber assets used for data transfer, vulnerability assessment, maintenance, or troubleshooting purposes.