Machine learning (ML) is a subset of AI that focuses on creating algorithms that can learn from data and improve over time, without being explicitly programmed. ML is used in many applications, such as recommendation systems, image recognition, and predictive maintenance. Popular ML platforms include Scikit-learn, Keras, and Apache Spark. Sign up Cybersecurity is the practice of protecting computer systems and networks from unauthorized access, theft, damage, or disruption. Cybersecurity is a critical concern for businesses and governments.