Cloud computing clients as well as suppliers commonly utilize evidence metrics for the purpose of assessment. Determine the selection of services offered across various geographic regions. Cloud computing effectively tackles the fundamental challenges pertaining to privacy, reliability, and access control. The attainment of control holds significant importance inside a cloud computing environment, as it underscores the provision of client access to diverse capabilities offered by the cloud. Numerous widely adopted file encryption methods, such as AES and Blowfish, are currently employed as auxiliary components in cloud encryption devices. We proposed the implementation of a unique trust fund-based availability control mechanism in order to safeguard the cloud ecosystem against potential threats posed by malevolent customers. Before gaining access to cloud resources, this version of the system validates the client’s authorization by considering the customer’s trust and reputation. Additionally, the data is segregated into many blocks for enhanced security. This study offers a comprehensive analysis of the suggested cryptographic method that is based on cloud computing. Additionally, it explores the components that should be prioritized in the hierarchy of fog-cloud architecture to alleviate computational burdens at the network edge, hence meeting the latency demands of the application. The contrast and evaluation illustrate the advantageous and secure nature of the suggested technique. The effectiveness and security of the system remain uncompromised, even with the inclusion of a cipher text evolutionary mechanism to manage crucial updates and delegation revocation. The suggested methodology for dividing various obstacles and implementing an Access Policy can be used to different accessible authorization methods that require modifying the key or revoking the permission. The system exhibits a high level of security and also demonstrates pragmatism in its functionality.