Jefferson disk

#	Item
1	Information Technology and Computer Skills Training EXCEL 2007 INTERMEDIATE Where: Jefferson City, 1738 E Elm Lower Level Time: 8:00 a.m. - 4:00 p.m. Add to Reading List Source URL: www.training.oa.mo.gov Language: English - Date: 2014-04-03 17:52:58 Worksheet Disk formatting Workbook System software Software Computing Microsoft Excel
2	e:;. . -- •. Add to Reading List Source URL: www.nsa.gov Language: English - Date: 2009-01-23 11:14:40 Code Communications security Computer security Transposition cipher Signals intelligence Cryptanalysis Substitution cipher Japanese cryptology from the 1500s to Meiji Jefferson disk Cryptography Security Espionage