The system which has insufficient information available to crypt-analyst is(a) One-time pad(b) Unconditionally secure(c) One-time pad & Unconditionally secure(d) None of the mentionedI got this question in semester exam.I'm obligated to ask this question of Cipher Systems and Secrecy of Cipher Systems in division Spread Spectrum Techniques of Digital Communications

The system which has insufficient information available to crypt-analy

1.	The system which has insufficient information available to crypt-analyst is(a) One-time pad(b) Unconditionally secure(c) One-time pad & Unconditionally secure(d) None of the mentionedI got this question in semester exam.I'm obligated to ask this question of Cipher Systems and Secrecy of Cipher Systems in division Spread Spectrum Techniques of Digital Communications
Answer» Right answer is (C) ONE-time PAD & Unconditionally secure To elaborate: Unconditionally secure system is the one which has insufficient information AVAILABLE to crypt-analyst. One such system is one-time pad.

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