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Omofone

Omofone. Shume simbole per te kriptuar nje karakter te vetem Tekst i qarte : m i r e Tekst i shifruar : >_ <- ù§ çò te zgjedhur ne menyre te rastesishme. Asgje. Shton simbole me pak te perdorshem

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Omofone

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  1. Omofone Shumesimbole per te kriptuarnjekarakter te vetem Tekst i qarte : m i r e Tekst i shifruar: >_ <- ù§çò te zgjedhur ne menyre te rastesishme

  2. Asgje • Shton simbole me pak te perdorshem • Vendosen ne pozicione qe nuk ndryshojne kuptimin e mesazhit • Shembull: sotzheshtezhditezhezhbukur… • Kemi rritje te frekuences se shfaqjes se karakterit

  3. Disku i albertit

  4. Kriptografia i Porta • Shifrues i pare per diagrama

  5. Shembull i shifrimit me Porta shifrues • Tekst i qarte mi re mb re ma • Tekst i shifruar 320 446 313 446 312 • Celesi : permutacion arbitrar i • Numrave te shifruesit • Germa ne kolona dhe rreshta • Perdorim i karaktereve speciale per alfabetin e tekstit te shifruar.

  6. Te tjere shifrues • Shifrues me grilje • shifrues me zevendesim polialfabetik • Kuadrati i Vigenere • SHEMBULL

  7. KUADRATI I VIGENERE

  8. ONE TIME PAD GJATESIA E CELESIT= GJATESIA E TEKSTIT TE QARTE M dhe C jane te pavarur Gjenerohetnjeceles K 1000000001010101 I cfaredoshem Funksionieshtexor Shembull :

  9. Adresa per kriptografine • http://www.cs.newcastle.edu.au/Research/DSG/ • etc.zip • Simulatore • ENIGMA applet • http://homepages.tesco.net/~andycarlson/enigma/enigma_j.html

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