00365 a2200145 4500 8131708926 055.8 RUF 12599 18352 Rufi, Antoon W. Network security 1 and 2 companion guide Delhi Peason Education 2007 2007 xxxiv, 805p. 25cm DATA SECURITY SR 40980 40980 0 0 0 0 SRC MAIN MAIN REF 2009-01-06 0 055.8RUF 25463 2017-08-26 00:00:00 0.00 2016-10-31 SR 0 0 0 0 EMC MAIN MAIN MMU 2009-11-24 0 005.8RUF 25463CD 2009-11-24 00:00:00 0.00 2016-10-31 EL