In 2011, Randy Bias, a prominent member of the cloud community, used the phrase “cattle, not pets” as an analogy for how DevOps engineers should think about the benefits of managing infrastructure in a cloud-native environment. The concept of using code-based policies to impose consistent security on a broader IT environment is not new in IT or the cloud. While not as prominent as the idea that security can be written, comprehensive security-as-code could be truly transformative.”]
Source: https://www.darkreading.com/cloud/-cattle-not-pets-the-rise-of-security-as-code