Tantus Technologies, Inc (Tantus) has recently won a contract with the Department of Energy (DOE) Office of Science, Lawrence Berkeley National Laboratory (LBNL) to develop Certification and Accreditation (C&A) documentation and services as required by the DOE’s Office of Science. Tantus will conduct Security Testing and Evaluations (ST&E) on all LBNL systems and provide detailed analysis of the results.  Tantus will also be responsible for conducting an independent evaluation of the documentation, associated operations, and assurance mechanisms as part of DOE’s C&A update.