النتائج (
الإنجليزية) 3:
[نسخ]نسخ!
Successful Authentication / IdentificationA series of One Time PasswordShared secret listA one-time password (OTP) is an automatically generated numeric or alphanumeric string of characters that authenticates the user for a single transaction or session.L-2 P.10One-Time PadsA series of Large, non-repeating set of keysA series of Used by sender exactly once, then destroyedA series of Considered to be "the perfect cipherA series of Receiver must have pad identical to senderA series of Typically used with a Vigen re tableauVigen re tableau is a way of doing a different substitution for EVERY different letter.A series of Two potential problems. The need for:Absolute synchronization between sender and receiverUnlimited number of keysA series of Book CipherUsually an adequate substitute for a one-time padNumber of keys is only limited by the length of the bookReceiver and sender must:A series of Have the same edition of the bookA series of Use the same Vigen re tableauA series of Use a different starting point every day, until the whole book is used up
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