Platform as a service (PAAS) featuring computer software platforms for use in database management and word processing, machine learning data preprocessing, model training, namely, federated training, model reasoning, namely, federated reasoning, artificial intelligence (ai) security detection and evaluation, ai security reinforcement, ai fairness detection and evaluation, ai fairness improvement, ai interpretation, non ai certification, and human platform user certification; Software as a service (SAAS) services featuring software for use in database management and word processing, machine learning data preprocessing, model training, namely, federated training, model reasoning, namely, federated reasoning, artificial intelligence (ai) security detection and evaluation, ai security reinforcement, ai fairness detection and evaluation, ai fairness improvement, ai interpretation, non ai certification, and human software user certification