Journal Homepage: www.ijcst.org

Abstract – Computing based on Web services is currently very much popular and demanded in the software industry providing a variety of services that are required by various organizations and users. Due to the vastness and flexibility of the architecture the web services have to face a great number of threats and attacks and overall security issues. A secured architecture is very critical for the web services due to the dynamic nature of the system. Most of the work had done by researchers on the security issues for web services. In this paper, we shall review the security issues stated in the past and solutions of those issues, and then we shall present our findings on the security challenges that are present to the web services. MPMSD (Multi-Part Multi-Signature Document) is an emerging field of study and played an important role in the security of web services. In the paper, we will also discuss the MPMSD (Multi-Part Multi-Signature Document) and also identify the future challenges for the web services security