This diploma thesis deals with hiding data in the Internet traffic. It contains a description of the law interception. Various possibilities of hiding data are mentioned. The practical part of this thesis consists of an application that hides the data of HTTP and HTTPS protocols in a fake VoIP call. The application consists of two parts: a client and a server. Data transmitted between the client and the server parts are masked as multimedia data of the VoIP call. When a user or Internet server does not transmit any data, random data are transmitted between client and server parts in order to simulate the VoIP call. Then, the thesis focuses on detection of the attack.
| Identifer | oai:union.ndltd.org:nusl.cz/oai:invenio.nusl.cz:236211 |
| Date | January 2013 |
| Creators | Hrebíček, Martin |
| Contributors | Halfar, Patrik, Polčák, Libor |
| Publisher | Vysoké učení technické v Brně. Fakulta informačních technologií |
| Source Sets | Czech ETDs |
| Language | Czech |
| Detected Language | English |
| Type | info:eu-repo/semantics/masterThesis |
| Rights | info:eu-repo/semantics/restrictedAccess |
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