By Leovigildo Sánchez-Casado, Rafael Alejandro Rodríguez-Gómez, Roberto Magán-Carrión (auth.), Ali Ismail Awad, Aboul Ella Hassanien, Kensuke Baba (eds.)
This e-book constitutes the refereed court cases of the foreign convention on Advances in defense of knowledge and communique Networks, Sec internet 2013, held in Cairo, Egypt, in September 2013. The 21 revised complete papers provided have been conscientiously reviewed and chosen from sixty two submissions. The papers are equipped in topical sections on networking defense; facts and data safety; authentication and privateness; safety applications.
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Extra info for Advances in Security of Information and Communication Networks: First International Conference, SecNet 2013, Cairo, Egypt, September 3-5, 2013. Proceedings
Fig. 5. Control messages Vs number of visited nodes The results seen in Figure 5 can be validated using equation (2), where n1 = 2, since Case 1 appears 2 times from 1→ 9 and 15→ 17, where only Reqkey message is sent from the node to its cluster head. n2 = 5, Case 2 appears 5 times from 9→ 11, 13→ 14, 21→ 22, 23→ 25, 25→ 26, where Reqkey, Getkey messages are sent. n2 = 8, since Case 3 appears 8 times in the move from 11→ 12, 12→ 13, 14→ 15, 17→ 18, 18→ 19, 19→ 20, 20→ 21, 22→ 23 where Reqkey, Findsucc and CKSL-MA-HWSN 39 Getkey messages are sent, therefore y = 3 in this itinerary since the max number of messages shown in Case 3 is 3 messages.
However, signing the code is done only once by the MAP of Base station (dispatcher) and veriﬁed at every receiving node’s MAP. (1) S = EP RBS (H(C))||C 34 A. Amer, A. A. El-Nasr S: Transmitted Signature EP RBS : Encryption with the base station private key H: Hash function (SHA-1) C: Agent’s code Fig. 3. Signing and verifying agent’s data/state Phase 2: Signing and Verifying Agent’s Data/State Sent from Node B to Node A. In Phase 2 node to node authentication is required as seen in Figure 3 agent’s data is changed from node to another according to the agent execution, in contrast to the static agent code that is only signed by BS.
1. Scenario 1 : Sending an agent from node to another without cryptographic operations done at sender or receiver (base scenario). 2. Scenario 2 : Sending a signed agent, where the receiving node consumes time verifying the agent, assuming sender’s public key is already maintained at the receiving node. (cryptographic operations include code, data/state signing and veriﬁcation overhead, however no key veriﬁcation overhead included) 3. (cryptographic operations as in scenario2 in addition to key lookup and veriﬁcation overhead).
Advances in Security of Information and Communication Networks: First International Conference, SecNet 2013, Cairo, Egypt, September 3-5, 2013. Proceedings by Leovigildo Sánchez-Casado, Rafael Alejandro Rodríguez-Gómez, Roberto Magán-Carrión (auth.), Ali Ismail Awad, Aboul Ella Hassanien, Kensuke Baba (eds.)