Week 3 Lecture Notes

Week 3 Lecture Notes - January 23: Lecture 8 Announcements...

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January 23: Lecture 8 Announcements Section Mondays 12-1 WLH 2111 or Tuesdays 12-1 PCYNH 120 Gabe’s Office Hours: Tuesday 1-2 WebCT Assignment Due Tonight (Jan. 23) Finish reading Chapter 2 and Chapter 3 (115-124) *Two or more cipher alphabets, switching between them during encipherment Polyalphabetic Cipher ~ many-to-many mapping Prime Example : Vigenere Cipher (26 different alphabets, switching between different alphabets) A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A A B C D E F G H I J K L M N O P Q R S T U V W X Y Z B B C D E F G H I J K L M N O P Q R S T U V W X Y Z A C C D E F G H I J K L M N O P Q R S T U V W X Y Z A B D D E F G H I J K L M N O P Q R S T U V W X Y Z A B C E E F G H I J K L M N O P Q R S T U V W X Y Z A B C D F F G H I J K L M N O P Q R S T U V W X Y Z A B C D E G G H I J K L M N O P Q R S T U V W X Y Z A B C D E F H H I J K L M N O P Q R S T U V W X Y Z A B C D E F G I I J K L M N O P Q R S T U V W X Y Z A B C D E F G H J J K L M N O P Q R S T U V W X Y Z A B C D E F G H I K K L M N O P Q R S T U V W X Y Z A B C D E F G H I J L L M N O P Q R S T U V W X Y Z A B C D E F G H I J K M M N O P Q R S T U V W X Y Z A B C D E F G H I J K L
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This note was uploaded on 04/03/2008 for the course LIGN 17 taught by Professor Kehler during the Winter '08 term at UCSD.

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Week 3 Lecture Notes - January 23: Lecture 8 Announcements...

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