All Girls/All Math is a summer math camp for high school girls, which runs each July at the University of Nebraska-Lincoln. The following links are useful for the camp (but haven’t been updated since 2016).
Substitution Ciphers
Frequency Analysis Chart: https://www.math.cornell.edu/~mec/2003-2004/cryptography/subs/frequencies.html
Cryptoclub website: http://www.cryptoclub.org/
Crack a substitution cipher: http://www.cryptoclub.org/tools/crack_substitutioncipher.php
Cipher Text Examples:
- pwe lw gwc uism i abibcm wn iv mtmxpivb? omb i jqo xqmkm wn abwvm. kcb ieig mdmzgbpqvo bpib lwma vwb twws tqsm iv mtmxpivb.
- vzo xkv sh psqjn bxvzobxvqgu gsjuquvu qj hqjpqjn vzxv utogqxr gxuo wzqgz gsjvxqju xrr vzo nokbu sh nojokxrqve. – pxlqp zqryokv
- hbtc zkg kbym tmymv kbn wkm gppbejgt wg njepgymv hgvm bogxw hbwkmhbwjpe pgtejnmv jw b nvc btn bvjn epjmtpm. jt vmbsjwc, kgzmymv, jw je b epjmtpm zkjpk nmhbtne wkm qvmbwmew jhbqjtbwjgt. – egljb igybsmyeibjb
- aj hatszx m cfon ca pezxoj. m omnx f kaai zrxfnxs, fqi m frrsxhmfcx fq mqcxoomkxqc ftimxqhx.— iasacle rfsnxs
- More Examples created by AGAM students!
Create your own encoded message: http://www.cryptoclub.org/tools/substitution_cipher.php
Extra Examples: http://cryptogramcorner.org/
Need an idea for your message? Look here: http://www.goodreads.com/quotes
Additional Cryptography Links (thank you Aubree!): https://unscrambler.co/codes-cipher-terminology/
Fast Exponentiation Calculator:
https://www.mtholyoke.edu/courses/quenell/s2003/ma139/js/powermod.html
Converting between bases calculator: