Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 22786

003 - CONTROL NUMBER IDENTIFIER

• control field: NU

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20261006005225.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 261006|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: NU
• Transcribing agency: NU

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Computer networks
• General subdivision: Security measures
• Geographic subdivision: United States

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (NU)20727: Brotherston, Lee. 22785, Defensive security handbook :, c2017.