Railfence Transposition Cipher Challenges.
1) 2 rails
BAABAKHEHVYUNWOABALCSEPAEOAYOL
2) 2 rails
TEEDATRSLNTCHHAMSEIAUAI
3) 3 rails
AKSWKCCDHJRYWDHASETFCNIKAEOLEIONTASERIOHOEANYLRNUSSUEORTDKDFER
4) ? rails
SERNAIACEICTRNDENNESEGVDFMWGTAROEEOON
5) ? rails
TTSIOOTOBBHNEEEOTQRHUNAEOTSTIT
last updated 10th September 2011