CA NET is an acronym that refers to Computer Associates Network, a computer software company established in the 1970s. Therefore, there are no synonyms for the term "CA NET" as it is a specific and unique combination of words coined to represent this particular company and its network infrastructure. However, if you are referring to the generic phrase "CA" which stands for Certificate Authority, alternatives can be utilized. Some synonymous terms for "CA" in this context are Certificate Issuer, Certification Agency, or Certification Provider. These expressions are often utilized within the cybersecurity and digital cryptography industry.