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Hence, a loophole in an application's design may allow illegal access to the app and gain confidential and sensitive data. Viber users reached 800 million, and they increased dramatically due to the efficient services that this app provides. Consequently, many instant messaging applications, like Viber, have various security and privacy issues that need to be understood and resolved. Therefore, the security and privacy of user data over these apps have been concerned in recent years because of sensitive and confidential information considerations. These applications, such as instant messaging, can be run via the web, mobile, or computer-based devices. A variety of internet-based applications are widely used in our animation activities because they provide free and useful services.
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