Applied Cryptography and Network Security: Third by Jonathan Katz, Philip MacKenzie, Gelareh Taban (auth.), John

By Jonathan Katz, Philip MacKenzie, Gelareh Taban (auth.), John Ioannidis, Angelos Keromytis, Moti Yung (eds.)

The third foreign convention on utilized Cryptography and community safety (ACNS 2005) was once subsidized and arranged via ICISA (the overseas Commu- cations and data protection Association). It was once held at Columbia college in manhattan, united states, June 7–10, 2005. This convention complaints quantity includes papers offered within the academic/research music. ACNS covers loads of examine components which have been gaining value in recent times because of the improvement of the net, instant communique and the elevated worldwide publicity of computing assets. The papers during this quantity are consultant of the state-of-the-art in defense and cryptography learn, around the world. this system Committee of the convention acquired a complete of 158 submissions from around the globe, of which 35 submissions have been chosen for presentation on the a- demic tune. as well as this song, the convention additionally hosted a technical/ commercial/ brief papers tune whose shows have been additionally conscientiously chosen from one of the submissions. All submissions have been reviewed by way of specialists within the proper areas.

Show description

Read or Download Applied Cryptography and Network Security: Third International Conference, ACNS 2005, New York, NY, USA, June 7-10, 2005. Proceedings PDF

Best networking books

Network Graph Analysis and Visualization with Gephi

Gephi is an interactive visualization and exploration platform
for all types of networks and intricate platforms. Social media data
has helped to force community visualization to new degrees of
relevance and value. despite the fact that, there's way more to network
visualization than simply social media facts. For studying and
visualizing community graphs, you want to have an excellent
platform, and also you want to know how you can use your data
effectively.

Network Graph research and Visualization with Gephi is a
practical, hands-on consultant that gives you with the entire tools
you have to start growing your personal community graphs. You will
learn how you can import information, try a number of graph layouts, and
publish your visualizations to the Web.

Network Graph research and Visualization with Gephi will teach
you find out how to create your personal community graphs utilizing Gephi. The book
begins through taking you thru the deploy of Gephi and
configuring the deploy ideas. additionally, you will get
acquainted with the Gephi workspace and many of the instruments in
Gephi. subsequent, you'll use those instruments to create your personal graphs. If
you have to upload extra power for your own toolkit, you
will be studying to obtain and set up numerous of the best
Gephi format plugins. you are going to then use those layouts
simultaneously to provide attractive graphs. additionally, you create and
import info in Gephi and upload a few new plugins that reach Gephi
even extra. you furthermore mght achieve the abilities to arrange and customize
your community visualization for export.

By the tip of this booklet, it is possible for you to to create your own
network graphs utilizing Gephi, customise the appear and feel of your
graphs, and effectively submit them to the internet.

Network Optimization and Control

The net is a truly huge community with a fancy array of keep an eye on algorithms designed to facilitate information move by means of the clients who use it daily. community Optimization and regulate is aimed toward figuring out how such keep watch over algorithms should be designed for either stressed and instant networks. The technique is based mostly on optimization and regulate idea, and reports the matter when it comes to designing controllers that might make optimum use of community assets.

Extra info for Applied Cryptography and Network Security: Third International Conference, ACNS 2005, New York, NY, USA, June 7-10, 2005. Proceedings

Example text

Creating a puzzle that requires one random number generation and one hash computation is inexpensive. The server can adjust the cost of solving the puzzle by simply tuning n. Even if the client knows Y and IPc , due to the one-way property of the cryptographic hash function h(·), the client has no efficient way to solve the puzzle than trying different numbers z ∈ Z2n until puzzle = h(z , Y, IPc ). We denote h−1 (·) as the procedure used to solve the puzzle. On average, it takes 2n−1 trials to solve this puzzle.

With SPAKA+, Eve can still disconnect earlier. However, she cannot verify her guesses without solving puzzles. The amount of work Eve can save is one message per guess. The cost of sending one message is several magnitudes lower than the cost of solving a puzzle. Hence, Eve’s cost of running online dictionary attacks and her cost of running many-to-many attacks 28 Peng Wang et al. Client (C) Server (S) enter C, π x ∈R Z∗ q X = f1 (x, π) find ticket and cookie abort if ticket is expired find a in the ticket k1 = f3 (C, S, x, Y, π) kp = h(k1 , a) abort if kp = kp k2 = f5 (C, S, x, Y, π) C, X, cookie −−−−−−−−−−−−−−− → Y, kp , cookienew , l ←−−−−−−−−−−−−−−− kq kq = h(k2 , a) compute sk generate ticketnew save cookienew and ticketnew −−−−−−→ abort if the cookie is invalid find a in the cookie lookup client’s verifier v y ∈R Z∗ q Y = f2 (C, S, X, y, v) k1 = f4 (C, S, X, y, v) kp = h(k1 , a ) compute sk generate cookienew k2 = f6 (C, S, X, y, v) kq = h(k2 , a ) abort if kq = kq Fig.

As in the 3-pass without cookie case, we use kp and kq instead of k1 and k2 . Again, Bob sends cookienew and l in the second message. 26 Peng Wang et al. Client (C) Server (S) enter C, π x ∈R Z∗ q C, X −−−−−−−−−→ X = f1 (x, π) k1 = f3 (C, S, x, Y, π) abort if k1 = k1 k2 = f5 (C, S, x, Y, π) compute sk Y, k1 ←−−−−−−−−− k2 −−−−−−−−−−→ lookup client’s verifier v y ∈R Z∗ q Y = f2 (C, S, X, y, v) k1 = f4 (C, S, X, y, v) k2 = f6 (C, S, X, y, v) abort if k2 = k2 compute sk Fig. 4. General 3-pass protocol.

Download PDF sample

Rated 4.74 of 5 – based on 36 votes