<?xml version="1.0" encoding="UTF-8"?><collection xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.loc.gov/MARC21/slim" xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd"><record><leader>01164nam a2200265 a 4500</leader><controlfield tag="001">008517425</controlfield><controlfield tag="003">MiAaHDL</controlfield><controlfield tag="005">20130605000000.0</controlfield><controlfield tag="006">m        d        </controlfield><controlfield tag="007">cr bn ---auaua</controlfield><controlfield tag="008">921001s1991    xxu      b   f000 0 eng d</controlfield><datafield tag="010" ind1=" " ind2=" "><subfield code="a">   91601903</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">sdr-pst.a1511614</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(OCoLC)24448598</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">LIAS1594808</subfield></datafield><datafield tag="040" ind1=" " ind2=" "><subfield code="c">PSt</subfield><subfield code="d">WaOLN</subfield></datafield><datafield tag="050" ind1="0" ind2="0"><subfield code="a">KF27</subfield><subfield code="b">.S39955 1991i</subfield></datafield><datafield tag="074" ind1=" " ind2=" "><subfield code="a">1025-A-1, 1025-A-2 (MF)</subfield></datafield><datafield tag="086" ind1="0" ind2=" "><subfield code="a">Y 4.Sci 2:102/42</subfield></datafield><datafield tag="088" ind1=" " ind2=" "><subfield code="a">No. 42</subfield></datafield><datafield tag="110" ind1="1" ind2=" "><subfield code="a">United States.</subfield><subfield code="b">Congress.</subfield><subfield code="b">House.</subfield><subfield code="b">Committee on Science, Space, and Technology.</subfield><subfield code="b">Subcommittee on Technology and Competitiveness.</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Computer security :</subfield><subfield code="b">hearing before the Subcommittee on Technology and Competitiveness of the Committee on Science, Space, and Technology, U.S. House of Representatives, One Hundred Second Congress, first session, June 27, 1991.</subfield></datafield><datafield tag="260" ind1=" " ind2=" "><subfield code="a">Washington :</subfield><subfield code="b">U.S. G.P.O. :</subfield><subfield code="b">For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,</subfield><subfield code="c">1991.</subfield></datafield><datafield tag="300" ind1=" " ind2=" "><subfield code="a">iii, 157 p. ;</subfield><subfield code="c">24 cm.</subfield></datafield><datafield tag="500" ind1=" " ind2=" "><subfield code="a">"No. 42."</subfield></datafield><datafield tag="504" ind1=" " ind2=" "><subfield code="a">Includes bibliographical references.</subfield></datafield><datafield tag="538" ind1=" " ind2=" "><subfield code="a">Mode of access: Internet.</subfield></datafield><datafield tag="650" ind1=" " ind2="0"><subfield code="a">Computer networks</subfield><subfield code="x">Security measures</subfield><subfield code="z">United States.</subfield></datafield><datafield tag="650" ind1=" " ind2="0"><subfield code="a">Computer security</subfield><subfield code="z">United States.</subfield></datafield><datafield tag="CID" ind1=" " ind2=" "><subfield code="a">008517425</subfield></datafield><datafield tag="DAT" ind1="0" ind2=" "><subfield code="b">20130605000000.0</subfield></datafield><datafield tag="DAT" ind1="1" ind2=" "><subfield code="a">20130709225806.0</subfield><subfield code="b">2026-01-21T19:06:53Z</subfield></datafield><datafield tag="DAT" ind1="2" ind2=" "><subfield code="a">2026-01-21T18:30:03Z</subfield></datafield><datafield tag="CAT" ind1=" " ind2=" "><subfield code="a">SDR-PST</subfield><subfield code="d">UNKNOWN</subfield><subfield code="l">loader.pl-002-002</subfield></datafield><datafield tag="FMT" ind1=" " ind2=" "><subfield code="a">BK</subfield></datafield><datafield tag="HOL" ind1=" " ind2=" "><subfield code="0">sdr-pst.a1511614</subfield><subfield code="a">pst</subfield><subfield code="b">SDR</subfield><subfield code="c">PST</subfield><subfield code="p">pst.000018472172</subfield><subfield code="s">PST</subfield><subfield code="z">4.Sci 2:102/42</subfield><subfield code="1">a1511614</subfield></datafield><datafield tag="974" ind1=" " ind2=" "><subfield code="b">PST</subfield><subfield code="c">PST</subfield><subfield code="d">20260121</subfield><subfield code="s">google</subfield><subfield code="u">pst.000018472172</subfield><subfield code="z">4.Sci 2:102/42</subfield><subfield code="y">1991</subfield><subfield code="r">pd</subfield><subfield code="q">bib</subfield><subfield code="t">US fed doc</subfield></datafield></record></collection>