1. A stable power source. You'll need a reliable power supply to ensure constant functionality of the Raspberry Pis and webcams.

2. A secure, remote connection. Allow for secure connections between the Raspberry Pis, webcams and web server. This can be done through an encrypted tunnel such as an SSH tunnel or an encrypted VPN.

3. A secure storage solution. Depending on if you choose to store the images and video clips locally or on a web server, you'll need to ensure that the storage system is secure from hackers and unauthorized users.

4. An efficient image/video capture format. You'll want to select an efficient image or video format optimized for low-bandwidth transmission.

5. Motion-detection software. This will help your system differentiate between useful camera captures and unimportant background noise.

6. An efficient notification system. Depending on what type of security system you create, you may also want to set up a notification system so that you're alerted when motion is detected. This can be done through email, text message, or some other type of notification.
spam fails_task lang_mismatch pii not_appropriate hate_speech sexual_content quality toxicity humor helpfulness creativity violence