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- Type of Document: M.Sc. Thesis
- Language: English
- Document No: 42329 (52)
- University: Sharif University of Technology, International Campus, Kish Island
- Department: Science and Engineering
- Advisor(s): Nemaney Pour, Alireza
- Abstract:
- Spam mails are unwanted mails sent to large numbers of users. Such emails not only consume the network resources but also cause lots of security uncertainties. Based on our observation, the location where the spam filters operate in is an important parameter to save network resources. In this thesis, we introduce a new and effective approach to avoid spam emails from being transferred by relocating the filtering system in the sender mail server. Compared with previous methods in our method, the spam email is detected after spammer clicks on the send button. Here the sender mail server decides based on some pre-defined criteria. If the sender mail server determines that the email is not spam, the email passes via the network to the associated mail server. If not the email is blocked before being sent. In our proposed method the waste of network resources such as time needed for transferring the emails and allocated memory in email servers will decrease
- Keywords:
- Spam ; Electronic Mail ; Filtering System ; Receiver Mail Server ; Sender Mail Server
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