Document (#189)

Author
Schiller, J.I.
Title
Sicherheit im Daten-Nahverkehr
Source
Spektrum der Wissenschaft. 1995, H.1, S.50-57
Year
1995
Abstract
Datensicherheit in Computernetzen ist ein hartnäckiges Problem. Das System Athena, welches die Rechner des Massachusetts Institute of Technology gegen unbefugten Zugriff absichert, hat jedoch bisher jeder Attacke standgehalten

Similar documents (author)

  1. Schiller, A.R.: Reference service - instruction or information (1965) 5.76
    5.7603507 = sum of:
      5.7603507 = weight(author_txt:schiller in 5731) [ClassicSimilarity], result of:
        5.7603507 = fieldWeight in 5731, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.216561 = idf(docFreq=11, maxDocs=44421)
          0.625 = fieldNorm(doc=5731)
    
  2. Schiller, H.: Zu den Informationsaufgaben der allgemeinen öffentlichen Bibliotheken (1965) 5.76
    5.7603507 = sum of:
      5.7603507 = weight(author_txt:schiller in 5774) [ClassicSimilarity], result of:
        5.7603507 = fieldWeight in 5774, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.216561 = idf(docFreq=11, maxDocs=44421)
          0.625 = fieldNorm(doc=5774)
    
  3. Schiller, N.: Internet training and support academic libraries and computer centers : who's doing what? (1994) 5.76
    5.7603507 = sum of:
      5.7603507 = weight(author_txt:schiller in 1944) [ClassicSimilarity], result of:
        5.7603507 = fieldWeight in 1944, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.216561 = idf(docFreq=11, maxDocs=44421)
          0.625 = fieldNorm(doc=1944)
    
  4. Schiller, H.I.: ¬Die Verteilung des Wissens : Information im Zeitalter der großen Konzerne (1984) 5.76
    5.7603507 = sum of:
      5.7603507 = weight(author_txt:schiller in 3532) [ClassicSimilarity], result of:
        5.7603507 = fieldWeight in 3532, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.216561 = idf(docFreq=11, maxDocs=44421)
          0.625 = fieldNorm(doc=3532)
    
  5. Schiller, R.: Vom Nutzen der inhaltlichen Erschließung von Musikalien für die Formalsuche (2007) 5.76
    5.7603507 = sum of:
      5.7603507 = weight(author_txt:schiller in 1639) [ClassicSimilarity], result of:
        5.7603507 = fieldWeight in 1639, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.216561 = idf(docFreq=11, maxDocs=44421)
          0.625 = fieldNorm(doc=1639)
    

Similar documents (content)

  1. Internet und Sicherheit (1998) 0.61
    0.612238 = sum of:
      0.612238 = product of:
        1.224476 = sum of:
          0.019971276 = weight(abstract_txt:system in 1118) [ClassicSimilarity], result of:
            0.019971276 = score(doc=1118,freq=1.0), product of:
              0.05413777 = queryWeight, product of:
                3.372775 = idf(docFreq=4140, maxDocs=44421)
                0.016051402 = queryNorm
              0.36889726 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.372775 = idf(docFreq=4140, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
          0.07536488 = weight(abstract_txt:daten in 1118) [ClassicSimilarity], result of:
            0.07536488 = score(doc=1118,freq=1.0), product of:
              0.13122275 = queryWeight, product of:
                1.5568774 = boost
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.016051402 = queryNorm
              0.5743278 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
          0.13697593 = weight(abstract_txt:jeder in 1118) [ClassicSimilarity], result of:
            0.13697593 = score(doc=1118,freq=1.0), product of:
              0.19543064 = queryWeight, product of:
                1.8999673 = boost
                6.4081626 = idf(docFreq=198, maxDocs=44421)
                0.016051402 = queryNorm
              0.7008928 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.4081626 = idf(docFreq=198, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
          0.13962397 = weight(abstract_txt:zugriff in 1118) [ClassicSimilarity], result of:
            0.13962397 = score(doc=1118,freq=1.0), product of:
              0.19794133 = queryWeight, product of:
                1.9121329 = boost
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.016051402 = queryNorm
              0.70538056 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
          0.1505951 = weight(abstract_txt:gegen in 1118) [ClassicSimilarity], result of:
            0.1505951 = score(doc=1118,freq=1.0), product of:
              0.20817907 = queryWeight, product of:
                1.9609582 = boost
                6.613871 = idf(docFreq=161, maxDocs=44421)
                0.016051402 = queryNorm
              0.7233921 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.613871 = idf(docFreq=161, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
          0.17203912 = weight(abstract_txt:welches in 1118) [ClassicSimilarity], result of:
            0.17203912 = score(doc=1118,freq=1.0), product of:
              0.22749995 = queryWeight, product of:
                2.0499368 = boost
                6.9139757 = idf(docFreq=119, maxDocs=44421)
                0.016051402 = queryNorm
              0.7562161 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.9139757 = idf(docFreq=119, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
          0.2247614 = weight(abstract_txt:rechner in 1118) [ClassicSimilarity], result of:
            0.2247614 = score(doc=1118,freq=1.0), product of:
              0.27188024 = queryWeight, product of:
                2.2409835 = boost
                7.558333 = idf(docFreq=62, maxDocs=44421)
                0.016051402 = queryNorm
              0.82669264 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.558333 = idf(docFreq=62, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
          0.3051443 = weight(abstract_txt:sicherheit in 1118) [ClassicSimilarity], result of:
            0.3051443 = score(doc=1118,freq=1.0), product of:
              0.33334965 = queryWeight, product of:
                2.4814174 = boost
                8.369263 = idf(docFreq=27, maxDocs=44421)
                0.016051402 = queryNorm
              0.9153881 = fieldWeight in 1118, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.369263 = idf(docFreq=27, maxDocs=44421)
                0.109375 = fieldNorm(doc=1118)
        0.5 = coord(8/16)
    
  2. Reif, H.: Nezu ohne Angst : Sicherheitsrisiken des Internet (1995) 0.14
    0.13969627 = sum of:
      0.13969627 = product of:
        0.5587851 = sum of:
          0.10658202 = weight(abstract_txt:daten in 2025) [ClassicSimilarity], result of:
            0.10658202 = score(doc=2025,freq=2.0), product of:
              0.13122275 = queryWeight, product of:
                1.5568774 = boost
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.016051402 = queryNorm
              0.8122221 = fieldWeight in 2025, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.109375 = fieldNorm(doc=2025)
          0.08781771 = weight(abstract_txt:jedoch in 2025) [ClassicSimilarity], result of:
            0.08781771 = score(doc=2025,freq=1.0), product of:
              0.14530635 = queryWeight, product of:
                1.6382949 = boost
                5.5256004 = idf(docFreq=480, maxDocs=44421)
                0.016051402 = queryNorm
              0.60436255 = fieldWeight in 2025, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.5256004 = idf(docFreq=480, maxDocs=44421)
                0.109375 = fieldNorm(doc=2025)
          0.13962397 = weight(abstract_txt:zugriff in 2025) [ClassicSimilarity], result of:
            0.13962397 = score(doc=2025,freq=1.0), product of:
              0.19794133 = queryWeight, product of:
                1.9121329 = boost
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.016051402 = queryNorm
              0.70538056 = fieldWeight in 2025, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.109375 = fieldNorm(doc=2025)
          0.2247614 = weight(abstract_txt:rechner in 2025) [ClassicSimilarity], result of:
            0.2247614 = score(doc=2025,freq=1.0), product of:
              0.27188024 = queryWeight, product of:
                2.2409835 = boost
                7.558333 = idf(docFreq=62, maxDocs=44421)
                0.016051402 = queryNorm
              0.82669264 = fieldWeight in 2025, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.558333 = idf(docFreq=62, maxDocs=44421)
                0.109375 = fieldNorm(doc=2025)
        0.25 = coord(4/16)
    
  3. HME: ¬Die Palladium-Falle : Sicherheit (2002) 0.13
    0.12754321 = sum of:
      0.12754321 = product of:
        0.6802305 = sum of:
          0.18271205 = weight(abstract_txt:daten in 2860) [ClassicSimilarity], result of:
            0.18271205 = score(doc=2860,freq=2.0), product of:
              0.13122275 = queryWeight, product of:
                1.5568774 = boost
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.016051402 = queryNorm
              1.3923808 = fieldWeight in 2860, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.1875 = fieldNorm(doc=2860)
          0.23935539 = weight(abstract_txt:zugriff in 2860) [ClassicSimilarity], result of:
            0.23935539 = score(doc=2860,freq=1.0), product of:
              0.19794133 = queryWeight, product of:
                1.9121329 = boost
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.016051402 = queryNorm
              1.2092239 = fieldWeight in 2860, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.1875 = fieldNorm(doc=2860)
          0.25816303 = weight(abstract_txt:gegen in 2860) [ClassicSimilarity], result of:
            0.25816303 = score(doc=2860,freq=1.0), product of:
              0.20817907 = queryWeight, product of:
                1.9609582 = boost
                6.613871 = idf(docFreq=161, maxDocs=44421)
                0.016051402 = queryNorm
              1.2401009 = fieldWeight in 2860, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.613871 = idf(docFreq=161, maxDocs=44421)
                0.1875 = fieldNorm(doc=2860)
        0.1875 = coord(3/16)
    
  4. Schmidt, A.: Endo-Management : Wissenslenkung in Cyber-Ökonomien (1999) 0.09
    0.09448658 = sum of:
      0.09448658 = product of:
        0.2519642 = sum of:
          0.03729594 = weight(abstract_txt:daten in 6007) [ClassicSimilarity], result of:
            0.03729594 = score(doc=6007,freq=3.0), product of:
              0.13122275 = queryWeight, product of:
                1.5568774 = boost
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.016051402 = queryNorm
              0.28421855 = fieldWeight in 6007, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.03125 = fieldNorm(doc=6007)
          0.0434585 = weight(abstract_txt:jedoch in 6007) [ClassicSimilarity], result of:
            0.0434585 = score(doc=6007,freq=3.0), product of:
              0.14530635 = queryWeight, product of:
                1.6382949 = boost
                5.5256004 = idf(docFreq=480, maxDocs=44421)
                0.016051402 = queryNorm
              0.2990819 = fieldWeight in 6007, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.5256004 = idf(docFreq=480, maxDocs=44421)
                0.03125 = fieldNorm(doc=6007)
          0.039135978 = weight(abstract_txt:jeder in 6007) [ClassicSimilarity], result of:
            0.039135978 = score(doc=6007,freq=1.0), product of:
              0.19543064 = queryWeight, product of:
                1.8999673 = boost
                6.4081626 = idf(docFreq=198, maxDocs=44421)
                0.016051402 = queryNorm
              0.20025508 = fieldWeight in 6007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.4081626 = idf(docFreq=198, maxDocs=44421)
                0.03125 = fieldNorm(doc=6007)
          0.039892565 = weight(abstract_txt:zugriff in 6007) [ClassicSimilarity], result of:
            0.039892565 = score(doc=6007,freq=1.0), product of:
              0.19794133 = queryWeight, product of:
                1.9121329 = boost
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.016051402 = queryNorm
              0.20153731 = fieldWeight in 6007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.03125 = fieldNorm(doc=6007)
          0.043027174 = weight(abstract_txt:gegen in 6007) [ClassicSimilarity], result of:
            0.043027174 = score(doc=6007,freq=1.0), product of:
              0.20817907 = queryWeight, product of:
                1.9609582 = boost
                6.613871 = idf(docFreq=161, maxDocs=44421)
                0.016051402 = queryNorm
              0.20668347 = fieldWeight in 6007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.613871 = idf(docFreq=161, maxDocs=44421)
                0.03125 = fieldNorm(doc=6007)
          0.049154036 = weight(abstract_txt:welches in 6007) [ClassicSimilarity], result of:
            0.049154036 = score(doc=6007,freq=1.0), product of:
              0.22749995 = queryWeight, product of:
                2.0499368 = boost
                6.9139757 = idf(docFreq=119, maxDocs=44421)
                0.016051402 = queryNorm
              0.21606174 = fieldWeight in 6007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.9139757 = idf(docFreq=119, maxDocs=44421)
                0.03125 = fieldNorm(doc=6007)
        0.375 = coord(6/16)
    
  5. Vogt, G.; Meyer, A.: ¬Die Hochschulbibliographie der Technischen Universität Ilmenau (2006) 0.09
    0.08725545 = sum of:
      0.08725545 = product of:
        0.23268119 = sum of:
          0.007132599 = weight(abstract_txt:system in 31) [ClassicSimilarity], result of:
            0.007132599 = score(doc=31,freq=1.0), product of:
              0.05413777 = queryWeight, product of:
                3.372775 = idf(docFreq=4140, maxDocs=44421)
                0.016051402 = queryNorm
              0.13174903 = fieldWeight in 31, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.372775 = idf(docFreq=4140, maxDocs=44421)
                0.0390625 = fieldNorm(doc=31)
          0.026916027 = weight(abstract_txt:daten in 31) [ClassicSimilarity], result of:
            0.026916027 = score(doc=31,freq=1.0), product of:
              0.13122275 = queryWeight, product of:
                1.5568774 = boost
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.016051402 = queryNorm
              0.20511708 = fieldWeight in 31, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.250997 = idf(docFreq=632, maxDocs=44421)
                0.0390625 = fieldNorm(doc=31)
          0.038404346 = weight(abstract_txt:bisher in 31) [ClassicSimilarity], result of:
            0.038404346 = score(doc=31,freq=1.0), product of:
              0.16631143 = queryWeight, product of:
                1.7527132 = boost
                5.9115076 = idf(docFreq=326, maxDocs=44421)
                0.016051402 = queryNorm
              0.23091826 = fieldWeight in 31, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.9115076 = idf(docFreq=326, maxDocs=44421)
                0.0390625 = fieldNorm(doc=31)
          0.048919972 = weight(abstract_txt:jeder in 31) [ClassicSimilarity], result of:
            0.048919972 = score(doc=31,freq=1.0), product of:
              0.19543064 = queryWeight, product of:
                1.8999673 = boost
                6.4081626 = idf(docFreq=198, maxDocs=44421)
                0.016051402 = queryNorm
              0.25031886 = fieldWeight in 31, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.4081626 = idf(docFreq=198, maxDocs=44421)
                0.0390625 = fieldNorm(doc=31)
          0.049865708 = weight(abstract_txt:zugriff in 31) [ClassicSimilarity], result of:
            0.049865708 = score(doc=31,freq=1.0), product of:
              0.19794133 = queryWeight, product of:
                1.9121329 = boost
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.016051402 = queryNorm
              0.25192165 = fieldWeight in 31, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.449194 = idf(docFreq=190, maxDocs=44421)
                0.0390625 = fieldNorm(doc=31)
          0.061442543 = weight(abstract_txt:welches in 31) [ClassicSimilarity], result of:
            0.061442543 = score(doc=31,freq=1.0), product of:
              0.22749995 = queryWeight, product of:
                2.0499368 = boost
                6.9139757 = idf(docFreq=119, maxDocs=44421)
                0.016051402 = queryNorm
              0.27007717 = fieldWeight in 31, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.9139757 = idf(docFreq=119, maxDocs=44421)
                0.0390625 = fieldNorm(doc=31)
        0.375 = coord(6/16)