This report on security in networked systems examines several critical aspects of network security, starting with an overview of Google Dorking, its operators, and potential threats. It then delves into the concept of cryptoperiods, explaining their importance in key management and detailing the three classes of cryptographic algorithms: hash functions, symmetric-key algorithms, and asymmetric-key algorithms, comparing their features and recommending crypto periods. Furthermore, the report discusses cloud computing, its importance, and various service models. The analysis covers threats, vulnerabilities, and provides recommendations for users and organizations to enhance their network security posture, including the importance of reliability, mobility, and 24/7 support in cloud computing environments.