Features are disclosed for a dynamic security seal indicating a security of an application. A computing device can receive a request to implement a dynamic security seal for an application. The computing device can validate a relationship between an entity and the application and between an image and the application. Based on validating these relationships, the computing device can generate a dynamic security seal. When implemented, the dynamic security seal may display a plurality of faces. A face of the plurality of faces may be the image. The dynamic security seal can sequentially display the plurality of faces based on various criteria.