ISVV stands for Independent Software Verification and Validation. VOMAS provides a formal way of validation and verification. ISVV derives from the application of IV&V (Independent Verification and Validation) to the software. All data was error checked by feedback data verification. Statistical theories and methods are integral to CTBT monitoring providing confidence in verification analysis. Establishing traceability beyond requirements into design, implementation, and verification artifacts can become difficult. Parents have oversight and control, with requirements about identity verification and approval of contacts. The results of using biometric verification has been successful. Chapter 6.1 defines the purpose for the software verification process. This is related to offline runtime verification and log analysis. Another example of evasion is given by spoofing attacks against biometric verification systems. The other usage of M.S. is as a measure of satisfying design requirements (requirement verification). Such tests can be used as build verification test. Guatemala has submitted a request for verification. There is insufficient material available for further verification and study.