Anti-surveillance countermeasures that can protect against advanced measurement and signature intelligence (MASINT) collection by signals intelligence include:
1. Faraday cages: Faraday cages can be used to shield electronic devices from electromagnetic signals, making it difficult for signals intelligence to collect data from these devices.
2. Digital signal shielding: Digital signal shielding can be used to mask the electromagnetic signature of electronic devices, making it difficult for signals intelligence to identify and track these devices.
1. Faraday cages: Faraday cages can be used to shield electronic devices from electromagnetic signals, making it difficult for signals intelligence to collect data from these devices.
2. Digital signal shielding: Digital signal shielding can be used to mask the electromagnetic signature of electronic devices, making it difficult for signals intelligence to identify and track these devices.