Diffiehellman PowerPoint PPT Presentations
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That is, would an eavesdropper (Cindy) be able to compute KA (=KB) if she knows ... So the question is: given gxA mod p and gxB mod p, can Cindy compute gxAxB mod p? ...
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Symmetric encryption needs the same key at both ends, Key negotiation via SSL-like mechanisms ... 'easy to do exponentiation in discrete (i.e. using mod) field' ...
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K = (YB)XA mod q. 19. Generation of Secret Key by User B. K ... Opponent has q, , YA and YB. To get XA or XB the opponent is forced to take a discrete logarithm ...
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Irreducibility: f(z) cannot be factored as a product of binary polynomials of ... An irreducible binary polynomial f(x) of degree m specifying the representation ...
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Elliptic curves. Galois field. El Gamal use the same idea for ... Chose a prime p, greater than the sum of the sequence. Chose a linear transformation f ...
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( XTDNET,RIPE,BBC) ISP of 157.110.193.IN-ADDR.ARPA. ( XTDNET,BBC,EASYNET,INTERNATION) Registrant ... Secure the IP layer. IPsec tunnel between master and slaves ...
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License management. Component management. Usage reporting and monitoring. A. Dogac. Ceng 520 ... Server licensing. Inability to license the product's server modules ...
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confidentiality: Who can read this data? integrity: Who can modify this data? ... How can we protect against impersonation? two approaches ...
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A set of n players. each player is represented by an oracle ... Modeling the Adversary. Adversary's capabilities modeled ... Adversary breaks AKE in two ways: ...
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