Diffie-Hellman key agreement (2)
{"Image DocumentName": "Diffie-Hellman key agreement (2)", "Image ImageDescription": "publicly known: p and g \uf0ce Zp  Domain of trust. Area of attack. random number 1. p, g. p, g. random number 2. key generation: x \uf0ce Zp  g x mod p. key generation: y \uf0ce Zp  g y mod p. g x mod p. g y mod p. x. y. two actors: alice, bob. random numbers (localy!) g^x and g^y: published! calculated key: shared secret: seded for PRNG. ephemeral; epemeral staticf; static static etc\u2026 key agreement: not exchange! elgamal. calculating shared key (g y)x mod p. calculating shared key (g x)y mod p. calculated keys are equal, because. (g y)x = g yx = g xy = (g x)y mod p. secret area.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}